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Fine Jewelry University (Show All FJU Articles)
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Brands and Designer Jewelry
…, and quality are the three attributes that luxury jewelry brands are known for. Jewelry brands or designers have a high standard to live up to or they are abandoned. There is no excuse for poor execution, and most deliver the style and … area. The jewelry must meet the most stringent of quality standards. Jewelry brands must use quality metals (like high-karat gold and platinum), first-rate gems, and highly skilled jewelers to meet their obligation. Status When a jewelry…
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Is a Lab Grown Diamond Right for Me?
… a lot of specialized knowledge that most people don’t have (anyone remember their refractive indexes from high school physics?). Even more unfortunately, the diamond industry suffers from a lot of misinformation and paranoia both from …
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The Magic of Polarized Light
… lens to selectively see through the surface of water or only capture the reflection. Modern 3D movies: Unlike old school red and blue 3D movies, modern 3D uses two images along with a pair of glasses that have polarizing filters for lenses…. When looking through a microscope two images of the facet junction appear. This is because the stone has a high birefringence (i.e. a high amount of double refraction). When you hold a polarizing filter over the stone one of the images …
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Synthetic Gems: The Whole Story
… could own them? At gem shows and museums, I have seen jaw dropping rubies, sapphires and emeralds. These gems in high quality have put ownership beyond most people to justify the price. Just a one carat gem could cost $3,000 and more. … to create what nature can produce. Man made gems come in many forms. Every thing from simple glass to plastic to high tech chemical tongue twister like gadolinium gallium garnet (also called GGG) and the modern diamond simulant …
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How Are Lab Grown Diamonds Made?
…, sapphires, and emeralds. It failed. Then they had the idea to grow diamonds in the lab like they grew in nature. High Pressure High Temperature Diamonds How does nature form diamond crystals? Nature does it very deep underground. … takes place about 100 miles below the earth’s surface. Why? Because that is where the conditions of extremely high pressure and high temperature needed for diamond formation are naturally found. We see diamonds closer to the surface of …
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Gem in the Spotlight: Alexandrite
… with an average birefringence of .010. It has a specific gravity of 3.73 and a Mohs hardness of 8.5. Because of its high hardness, alexandrite is suitable for everyday wear. That being said, because of natural alexandrite’s tremendous …. Its use in top-quality pieces by companies like Tiffany & Co. and Cartier brought it to the forefront of the high-end jewelry world where it has remained ever since. In its short history, alexandrite has set multiple records at …
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How to Sell Jewelry on eBay and Other Websites
…types of people shop online. First, there are the ones who are looking for something unique and are willing to pay a high price for it. Second, the others are looking for a great bargain, wanting only to pay the lowest price. If your …
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Diamond Brokering
…the true nature of the diamond Years of expertise as a diamond buyer and wholesale seller Finding our clients the best value drives us. Our brokerage has links to hundreds of diamond importers, wholesalers, dealers and traders. We use high-tech means to reach the most sophisticated companies and low-tech to mine even one person operations all with the goal of finding the exact diamond you want at the very best price available. Our value hunting system helps with: …
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What Are Lab Grown Diamonds?
…But, in this context, what do we mean when we say “synthetic diamond”? In the gemological world, synthetic is a highly technical term. When speaking technically, synthetic gems are man-made crystals with the same crystal structure and … lab grown diamonds are made. There are two techniques to grow single crystal diamonds. The first and oldest is the High Pressure High Temperature (HPHT) technique. This process starts with a seed of diamond material and grows a full …
