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Fine Jewelry University Articles matching: “Man made diamonds”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Pearl
… Taylor. During Taylor’s ownership, the pearl was set into a necklace designed by Cartier, which also included diamonds and rubies. The La Peregrina pearl is one of the largest and most perfectly symmetrical natural pearls in existence. It …are considered “real” or genuine pearls. Fake or imitation “pearls” would refer to beads or objects that are made to look like pearls but are in fact a different material altogether (e.g. plastic, shell, or some type of composite). …
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Gem in the Spotlight: Quartz
…more than its fair share of misnomers. One famous one is “Alaska Diamond” for rock crystal alongside “Herkimer Diamonds” (see below). In recent times, the term “Green Amethyst,” which was commonly used for Prasiolite, has come under fire. It … (yes you read that correctly) slab of natural clear quartz and is one of the largest clusters ever found. Herkimer diamonds are a famous type of quartz not for their rarity, but for their ability to pass for diamonds to the untrained eye. Of…
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Art Deco vs. Art Nouveau Style Jewelry
…art. Many Art Nouveau jewelry pieces were made in silver, but white gold and platinum were quite common as well. The diamonds used in Art Nouveau jewelry were typically Old Mine cuts, but Old European cut stones were also included as they … and the Machine Age. Precious metals like platinum and white gold alongside rare and valuable gemstones such as diamonds, emeralds, and sapphires, were the materials of choice for Art Deco jewelry makers. The most prevalent diamond cut found…
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The Difference Between White Gold and Platinum
… is itself a white metal. White gold and platinum have their own properties that make them unique. How is white gold made? White gold is an alloy of gold and some white metals such as silver, nickel or palladium. The white color is …ruthenium is often used as a hardener alloy. Platinum is usually marked with .900 or .950 to mark its fineness. Some manufacturers state what alloy they are using like 90% Platinum 10% Iridium. How white gold and platinum start out is …
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Types of Necklace Chains
…them to need a bit more frequent cleaning than other chain types. Herringbone Chain The classic herringbone chain is made with short links that are connected in an offset V pattern. These chains are wide and flat with a very thin profile… omega chain has a flat, smooth, and shiny look. Some key differences from herringbone chains are omega chains are made of small metal plates that are installed very close together over a wire mesh. The wire substructure, which is often …
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Gem in the Spotlight: Tanzanite
…. The Queen of Kilimanjaro tiara contains the largest faceted tanzanite in the world. The tiara also contains 913 diamonds and 803 tsavorite garnets all set in 18 karat white gold. It is owned by former Apple CEO Michael Scott who routinely … could have been. They went to MIT geologists who discovered the gems were blue zoisite. Eventually, as the stones made their way through identification channels they found their way to the Henry B. Platt, the VP of Tiffany & Co. at …
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Gem in the Spotlight: Amethyst
…so keep that in mind when storing your amethyst jewelry. If you have an amethyst ring or other piece of jewelry with diamonds or other gemstones, you should be careful when cleaning it. You should use a soft brush to gently scrub the amethyst… woman on her way to pay tribute to the goddess Diana. In order to protect Amethyst, Diana turned her into a statue made of pure, crystalline quartz. Dionysus, upon seeing the stunning statue, wept tears of wine in remorse for his actions…
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Caring for and Cleaning Your Jewelry
How to Clean Jewelry A diamond’s spectacular beauty is due to its light show. Diamonds make light reflect, show its many colors, and dazzle. To perform its magic the diamond must be clean. Diamonds are … toothpaste or toothpowder will also scratch the metals. This will take away the shine. Ammonia-based cleaners clean diamonds and gold well but they may hurt other gemstones. It is also not a good idea to soak jewelry for very long in ammonia…. Ultrasonic’s can damage other gemstones, know for certain it is safe to use. Ethyl alcohol is good for rinsing diamonds because it evaporates so quickly. Do not use any cleaning solutions that contain oil as they will spot and dull the …
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Gem in the Spotlight: Tourmaline
…. This includes bi-color, tri-color, and more. The most common combination of colors is green and pink, but many other combinations of colors exist. Parti-colored tourmaline occurs when the gem is getting formed and the environment … on which trace elements are present, as well as their concentration, different colors will be present. Copper, manganese, chromium, and vanadium are the key coloring agents in tourmaline. Another unique facet of tourmaline is its …
