As cited in the 2019 Total Clarity report produced by the independent research firm Trucost, natural diamonds generated $3.9 billion in benefits through local employment, and injected $6.8 billion ...Diamonds are graded based on their clarity, cut, carat and color (known as the four Cs). If a natural diamond and a lab-grown diamond rank equally in all four categories, the lab-created version will be significantly cheaper — about 20-30% cheaper on average, estimated Leifheit, adding, “The price difference will increase as the carat size ...When it comes to diamonds, there are two main types to consider: natural diamonds and laboratory made diamonds. While natural diamonds have been revered for centuries, laboratory m... The diamond industry also protects 3 times more land than it currently uses, and is advancing new initiatives every day.* The natural diamond industry is one of many facets. But what brings us together as one is our love and appreciation of all that allows us to share the beauty of billion year old natural diamonds with the people of the world. Tradition: Natural diamonds have been used in jewelry for centuries and have a long tradition associated with them. Many people value the history and tradition of natural diamonds and prefer them for sentimental reasons. Long-term value: Natural diamonds have a strong secondary market and tend to hold their value over time. Discover natural diamond earrings and learn more about the designers creating some of today’s most innovative sparkling ornaments for the ear. Jade Trau diamond crescent hoop earrings . The diamond earring, especially the stud, is a classic style worn just as well by modern women as it is by men, and available in many total carat weights ...The diamond-growing process is less resource-intensive than the diamond-mining process. It simply costs less to grow a diamond in a lab than it does to mine a diamond from the earth, and those savings are passed along to diamond shoppers. That means that for the same cost, you can purchase a lab grown diamond that’s 30% larger than a natural ...Aug 19, 2022 ... Lab-grown diamonds have become so popular with consumers that some couples are asking jewelers to swap the natural diamond in their rings ...Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends in diamond …Natural diamonds were born deep below the earth’s surface in environments of extreme pressure and temperature. At depths of over 120km, through intense heat of between 900°C and 1300°C, pressures of 45 kbar and above and over millions and often billions of years, this incredible miracle happens – carbon crystallises to form diamonds. ...A natural diamond is a finite mineral created by nature consisting of a crystalline form of pure carbon, the hardest naturally occurring substance and formed deep …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Nov 9, 2023 · Natural diamonds found underground are a “crystalline form of pure carbon that’s formed by the extreme heat and pressure of the earth,” says Kayel. The stones are known for their durability ... Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Explore natural diamond engagement ring shapes and get inspired by designs from the hottest jewelry brands. READ MORE. Virtually Try-On. Iconic Cuts. Find the Perfect Size for Your …The folklore around natural diamonds grew and grew. The diamond’s extreme strength and unique physical properties immediately tied them to power and protection, making them worn mainly by royalty who believed they offered invincibility. The word ‘diamond’ comes from the Greeks, who named the stone ‘adamas,’ meaning …Hilton Honors Gold and Diamond members are now offered paid upgrades through the Hilton Honors app during mobile check-in as an upsell option. There's more upgrade drama for Hilton...Eternally exquisite, our Natural Diamond Eternity Bands symbolize enduring love. Explore timeless beauty and craftsmanship in every radiant circle.The 4 Cs. Learn about Cut, Carat, Clarity and Color and what they mean for you and your perfect jewelry. READ MORE. Natural Diamonds. and Sustainability. Learn …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends ...The folklore around natural diamonds grew and grew. The diamond’s extreme strength and unique physical properties immediately tied them to power and protection, making them worn mainly by royalty who believed they offered invincibility. The word ‘ diamond’ comes from the Greeks, who named the stone ‘adamas,’ meaning …Brilliant Earth offers Beyond Conflict Free™ diamonds that are ethically and environmentally responsible. You can choose from natural diamonds, lab …You can buy a higher-quality lab-grown diamond for less than lower-quality ‘natural’ diamond. Because lab-grown diamonds are (as a class) of better color quality, and receive (as a class) less market demand, you can often get a better quality lab-grown diamond for less money than an earth-created diamond. The fact of the matter is that ...Diamond Naturals uses the highest quality ingredients and manufactured in America in state-of-the-art facilities. This formula uses some ingredients that are not USA sourced, like flaxseed and barley, both which originate in Canada and dried chicory root from Belgium. There are ingredients such as folic acid and taurine that can only be sourced ...Natural Diamonds. Natural diamonds formed deep in the earth under extreme pressure and high temperature as long as three billion years ago. Volcanic activity brought them to the surface where they lay in a type of volcanic rock formation known as kimberlite pipes, waiting to be mined. Only about five percent of kimberlite pipes contain enough ...The occurrence of natural diamonds is remarkable and important to earth studies. This article reviews current thinking of where, how, when, and why natural diamonds form. INTRODUCTION. Research into natural …Only Natural Diamonds is your only destination dedicated to the world of natural diamonds. Presented by the Natural Diamond Council.This February the average price per carat for a round diamond of 1 – 1.19 carat G color VS1 clarity is $8,632 compared to January 2022 which was an average price of $8,393. The average price per carat for round diamonds has increased this month. The current average and lowest prices per carat are shown in PriceScope’s diamond price …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Natural Diamond Reports. Know with confidence that your D-to-Z diamond is natural with GIA diamond grading reports. Included in the reports is a full 4Cs assessment – color, cut, clarity and carat weight – along with polish, symmetry and fluorescence. For standard round brilliant cut diamonds, the reports come with a GIA Cut grade.Natural diamond grows predominantly in an octahedral form that provides several sharp points optimal for single point diamond tools. It also occurs in a long stone form, created by the partial dissolution of the octahedral form, used in dressing tools such as the Fliesen ® blade developed by Ernst Winter & Son. Long stone shapes are also produced by …Naturally black diamonds are extremely rare and can have a very high value, depending on the cut, color, clarity and carat size of the diamond. The most accurate way to learn the v...Real, rare and natural diamond jewelry makes a dream Valentine's Day gift. These expert tips and guidelines from luxury jewelry designers, upmarket retailers and brand developers arm you with all ... Chief Executive Officer, Petra Diamonds Limited. Richard has spent more than 30 years working in the global mining industry, initially with Anglo American plc and then AngloGold Ashanti Limited, since its inception in 1998. In 2008, he was appointed Executive Vice President of Africa Region and continued in this role until January 2010 when he ... Simply put, Polki is an uncut and unpolished diamond used in its natural form. Dating back approximately 2,500 years, this fine craft was first brought to the Indian subcontinent by the Mughals, and traces of their old-styled cut Polki still influence contemporary designs, adds Shekhawat. Following the Mughals, uncut diamond jewellery went on ... Natural diamonds go through quite the journey. The diamonds were formed nearly 3.2 billion years ago, hundreds of miles beneath the Earth’s surface. Mother Nature had to combine 50,000 times the atmospheric pressure and heat of 1,300 degrees Celsius for carbon to crystalize into diamonds. Through powerful volcanic eruptions, natural diamonds ... The natural resources in the African Savanna include a multitude of grasses, oil, uranium, platinum, diamonds, coal, gold and oil. Because the Savanna spans nearly 5 million square...When purchasing solitaire diamonds, most new buyers don’t realise that every natural diamond is unique, and so are its flaws. But since flaws are microscopic, it is important to understand the 4 Cs of knowing a diamond before buying one.. Considering that solitaires start at 0.30 carats, a bigger diamond doesn’t necessarily mean a more … Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. 5. It Makes a Unique Engagement Ring. Dries Criel. It’s uncommon to find an engagement ring with a central trillion-cut diamond, so you’ll be sure to stand out in the crowd. The geometric shape suits many different settings, including bezels, halos, and solitaires. Some designers find a romantic notion in its shape.While natural diamonds have taken millions of years to form under extreme pressure and temperature deep within the Earth's crust, lab grown diamonds are created in a controlled environment using advanced technology that mimics the natural diamond-growing process. This significantly reduces the time and resources required for their formation ...India was the world’s sole supplier of rare natural diamonds, right up to the 18th century. And the fabled mines of Golconda yielded some of the most epic diamonds of all time that bore witness to momentous events that altered the fate of the country.. The Enigmatic Tale of the Agra Diamond. Back in the 16th century, one such rare natural diamond—the pink Agra …Real, rare and natural diamond jewelry makes a dream Valentine's Day gift. These expert tips and guidelines from luxury jewelry designers, upmarket retailers and brand developers arm you with all ...Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Naturally black diamonds are extremely rare and can have a very high value, depending on the cut, color, clarity and carat size of the diamond. The most accurate way to learn the v...Delta Diamond Medallion is Delta's highest public elite status tier and provides upgrades, lounge access, same-day changeability, and more. We may be compensated when you click on ...Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends in diamond jewellery design to …This lovely white rough diamond dodecahedron holds light at its terminations so that it appears to have lanterns at multiple ends, it is a bright and clean ...May 31, 2019 · One, however, is a billion or more years old and the other was recently grown in a laboratory. Both are diamonds, of course. The first is a natural diamond created by forces deep within the young Earth. The second is from a laboratory and possesses essentially the same chemical, physical and optical properties as its natural counterpart. Vintage Icy Mint Green Jade Ring, Halo Diamond Engagement Ring, Natural Light Green Jadeite Diamond Ring, Genuine Jade Stone Round Cab Ring. (204) $855.00. $950.00 (10% off) FREE shipping.We provide exclusive perks to members of our Diamond communities. We have private Facebook & Discord plus weekly chat & tons of Diamond only bonus content. Privacy Policy © documen... Chief Executive Officer, Petra Diamonds Limited. Richard has spent more than 30 years working in the global mining industry, initially with Anglo American plc and then AngloGold Ashanti Limited, since its inception in 1998. In 2008, he was appointed Executive Vice President of Africa Region and continued in this role until January 2010 when he ... from $4,799.00from $4,799.00$14,399.00$14,399.00 Save $9,600. Sign up and save. hand crafted in NYC. With glittering GIA-graded real diamonds, the highest-quality materials, and superb engagement ring design at an incredible value, our highly experienced artisans surpass industry standards. About Us! Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends in diamond jewellery design to …Diamond Cowboy. of natural diamonds. “Failure wasn’t an option,” says actor Taylor Zakhar Perez of his decade-plus-long journey through Hollywood. The actor, 31, moved away from his seven siblings in the Midwest to attend UCLA—in part so he could moonlight as an assistant at creative agency Art Department, where his uncle worked at the ...Diamond has unique physical, thermal, electrical, and optical properties with respect to other minerals and related synthetic compounds that make it extremely valuable from an economic and industrial perspective. Natural diamond that forms in the upper mantle, transition zone, and lower mantle may encapsulate mantle minerals during …Natural diamonds are a product of the earth’s dynamic processes and formed under specific conditions involving extremely high pressure and temperature. The formation of natural diamonds occurs deep within the Earth’s mantle, roughly 100 miles below the surface. In this environment, temperatures can soar to over 2000 degrees Fahrenheit, … Brilliant Earth is a leading online retailer of sustainable engagement rings and fine jewelry. Browse their stunning collection of halo rings, which feature dazzling diamonds that surround and enhance the center stones. Discover your perfect halo ring at Brilliant Earth. Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Diamonds come from the Earth. A natural diamond’s creation began around 100 miles below the Earth’s surface. Each natural diamond is made of pure carbon, compressed by Earth’s pressure over time, and is the hardest substance on earth that exists naturally. Today, there are many synthetic and laboratory-grown diamonds on the market.Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends in diamond …Blue Nile offers a wide range of loose diamonds in various shapes, colors, cuts and carats. Shop GIA-graded natural diamonds, Astor by Blue Nile™ diamonds, lab …Learn about diamond, the hardest and most valuable gemstone, from its formation and properties to its 4Cs and treatments. Explore GIA's research, photos, videos … A natural diamond is a finite mineral created by nature consisting of a crystalline form of pure carbon, the hardest naturally occurring substance and formed deep within the Earth between 1-3 billion years ago. The word “diamond” alone always means a natural diamond. A laboratory grown diamond, also called a synthetic diamond or lab created ... Natural Diamonds. Your diamond is exceptional and distinctive. No two diamonds are alike. Yet all diamonds have certain features in common that allow experts to compare and evaluate them.The name diamond is derived from the ancient Greek “adamas” meaning unbreakable, untamed and unconquerable. Diamonds have been …The diamonds were formed nearly 3.2 billion years ago, hundreds of miles beneath the Earth’s surface. Mother Nature had to combine 50,000 times the atmospheric pressure and heat of 1,300 degrees Celsius for carbon to crystalize into diamonds. Through powerful volcanic eruptions, natural diamonds were transported to the Earth’s surface ...“Natural diamonds are finite and rare. Diamonds are becoming rarer every day because no new significant deposits have been discovered in about 30 years,” it states. “However, lab-grown ...Diamond Naturals Skin & Coat All Life Stages Dog Salmon & Potato Formula: Abandoned to Happy & Healthy. After a vet visit, started looking for a food that might help his severe skin allergies. Rosco now has clear skin and definitely leads a happier life. We are very happy with Diamond Naturals. —Jcla, Cooper, TXThe diamond is the spectacle, be it a one-, two, or three-stone ring. There’s a nod to the old Georgian culotte set rings, in both old styles and Fred Leighton’s new version. Off-center [ Akimbo] diamond rings are popular; Shay does a beautiful two-stone off-center ring. Erstwhile does a beautiful three-stone ring.Shane Co.'s Natural Diamonds Are All Conflict-Free and Ethically Sourced. The Shane family has been ethically sourcing our diamonds since 1929, when Tom Shane's grandfather opened his first store. You can feel confident your Shane Co. diamond is conflict-free, while also knowing your purchase helped support a community. Brilliant Earth is a leading online retailer of sustainable engagement rings and fine jewelry. Browse their stunning collection of halo rings, which feature dazzling diamonds that surround and enhance the center stones. Discover your perfect halo ring at Brilliant Earth. Indian natural diamonds have been renowned around the world for their extraordinary beauty and size for thousands of years. Until the 17th century, the Golconda mines in the Godavari Delta—a region in today’s Andhra Pradesh and Telangana—had been the only source of diamonds in the world. Legends of the marvellous Golconda … 1. Regulatory Framework and International Standards. The natural diamond industry abides by numerous international human rights frameworks and labor regulations, alongside country-specific regulations and further rigorous ethical, social, and environmental requirements to ensure it does business in the ethical diamond industry in a responsible way. Emily Blunt. Emily Blunt attends the 96th Annual Academy Awards on March 10, 2024 in Hollywood, California. (Getty Images) Emily Blunt graced the …Real, rare and natural diamond jewelry makes a dream Valentine's Day gift. These expert tips and guidelines from luxury jewelry designers, upmarket retailers and brand developers arm you with all ...Discover natural diamond earrings and learn more about the designers creating some of today’s most innovative sparkling ornaments for the ear. Jade Trau diamond crescent hoop earrings . The diamond earring, especially the stud, is a classic style worn just as well by modern women as it is by men, and available in many total carat weights ...Learn about diamond, the hardest and most valuable gemstone, from its formation and properties to its 4Cs and treatments. Explore GIA's research, photos, videos …As cited in the 2019 Total Clarity report produced by the independent research firm Trucost, natural diamonds generated $3.9 billion in benefits through local employment, and injected $6.8 billion ...Natural diamonds are a product of the earth’s dynamic processes and formed under specific conditions involving extremely high pressure and temperature. The formation of natural diamonds occurs deep within the Earth’s mantle, roughly 100 miles below the surface. In this environment, temperatures can soar to over 2000 degrees Fahrenheit, …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...You can buy a higher-quality lab-grown diamond for less than lower-quality ‘natural’ diamond. Because lab-grown diamonds are (as a class) of better color quality, and receive (as a class) less market demand, you can often get a better quality lab-grown diamond for less money than an earth-created diamond. The fact of the matter is that ...Natural diamonds, as a whole, are among the rarest substances on earth, and when we break out the category of natural color diamonds, we find that they are even rarer. In fact, according to the GIA, only 0.4% of all natural diamonds graded in the last twenty years have been fancy colors. Among all those fancy color diamonds, red is the … Every Natural Ritani diamond purchased directly on Ritani.com after October 11, 2012 is eligible for an upgrade, as long as it is certified by the GIA or AGS. With our earth-grown diamonds, we offer the option to upgrade to a diamond that is at least 2.5 times greater in value than your original diamond. Blockchain technology is revolutionizing the natural diamond industry. Our blockchain keeps track of every step in a diamond’s journey – from mining, to market, to the moment it reaches you – safely, securely, and permanently. With our blockchain-enabled diamonds, you’ll have an enduring digital record about where your diamond comes ... A natural diamond is a finite mineral created by nature consisting of a crystalline form of pure carbon, the hardest naturally occurring substance and formed deep within the Earth between 1-3 billion years ago. The word “diamond” alone always means a natural diamond. A laboratory grown diamond, also called a synthetic diamond or lab created ... Pros of Diamond Simulants. Affordability: Simulant diamonds offer an affordable alternative to natural diamonds, allowing more people to enjoy their beauty. Conflict-Free: They are ethically sound, contributing to peace of mind for conscientious buyers. Appearance: Simulants like moissanite have even more sparkling brilliance than diamonds.Reviews, rates, fees, and customer service info for The Citi® Diamond Preferred® Card. Compare to other cards and apply online in seconds 0% Intro APR for 21 months on balance tran... At Diamond Pet Foods, we know that every dog is different and there’s no one-size-fits-all when it comes to dog food. So our brands cater to a wide range of dietary needs and preferences: Diamond, the original; Diamond Naturals and Diamond Naturals Grain-Free,* enhanced with superfood ingredients; Diamond Pro89, high protein for peak performance; and Diamond CARE, specialized diets for ... Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...5. It Makes a Unique Engagement Ring. Dries Criel. It’s uncommon to find an engagement ring with a central trillion-cut diamond, so you’ll be sure to stand out in the crowd. The geometric shape suits many different settings, including bezels, halos, and solitaires. Some designers find a romantic notion in its shape.Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ... Natural diamonds are minerals composed almost entirely of carbon with trace amounts of nitrogen. They are also one of the hardest known natural substances on earth. Natural diamonds are mined from the ground and are then cut and polished to create the beautiful, sparkling gems that have been used in jewelry for centuries.
Natural diamonds are the result of extremely high temperature and pressure acting on the carbon atoms deep inside the earth, almost 100 to 150 miles. These phenomenal forces lead to the highly compressed and unique crystalline structure of carbon atoms of diamonds. This is a very long process and it takes billions of years to form diamonds.. Crumble cheese
Natural Diamonds - Nature’s Rarest Gift. Beautiful and rare, diamonds are one of nature’s most precious treasures. Born deep in the earth many millions of years ago they have already been on an incredible natural journey. They have survived through molten lava and volcanic eruptions, extreme temperatures and harsh terrains, yet they still ...May 12, 2023 ... Grant Mobley, a diamond expert and jewelry and watch editor for Only Natural Diamonds, joins CBS News' Meg Oliver and Elaine Quijano to ...Diamond Naturals dry dog formulas are formulated with K9 Strain Probiotics, beneficial bacteria that support digestive and immune systems and help your dog maintain an active lifestyle. K9 Strain Probiotics are developed specifically for dogs and processed under strict quality and safety standards. Every pound of Diamond Naturals is guaranteed ...Learn how natural diamonds are formed deep below the earth's surface under intense heat and high pressure, and how they exhibit unique characteristics and …What's the difference between natural and lab grown diamonds? There are no gemological differences. Both natural and lab grown diamonds are pure carbon, so ...India was the world’s sole supplier of rare natural diamonds, right up to the 18th century. And the fabled mines of Golconda yielded some of the most epic diamonds of all time that bore witness to momentous events that altered the fate of the country.. The Enigmatic Tale of the Agra Diamond. Back in the 16th century, one such rare natural diamond—the pink Agra …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ... Natural diamonds go through quite the journey. The diamonds were formed nearly 3.2 billion years ago, hundreds of miles beneath the Earth’s surface. Mother Nature had to combine 50,000 times the atmospheric pressure and heat of 1,300 degrees Celsius for carbon to crystalize into diamonds. Through powerful volcanic eruptions, natural diamonds ... A natural diamond is a finite mineral created by nature consisting of a crystalline form of pure carbon, the hardest naturally occurring substance and formed deep within the Earth between 1-3 billion years ago. The word “diamond” alone always means a natural diamond. A laboratory grown diamond, also called a synthetic diamond or lab created ... To the naked eye, a synthetic diamond and a real diamond might look similar, but the two have a few different characteristics. Natural or real diamonds were formed around 150km-200km below the earth’s crust over 3 billion years ago, while synthetic, lab-grown diamonds are created by man. It took extensive research and multiple scientists to ...Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends ...A natural diamond is a finite mineral created by nature consisting of a crystalline form of pure carbon, the hardest naturally occurring substance and formed deep …Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth. This includes a behind-the-scenes look into the natural diamond industry, the latest trends in ...Every Natural Ritani diamond purchased directly on Ritani.com after October 11, 2012 is eligible for an upgrade, as long as it is certified by the GIA or AGS. With our earth-grown diamonds, we offer the option to upgrade to a diamond that is at least 2.5 times greater in value than your original diamond..