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Fine Jewelry University Articles matching: “Loose gems”
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Fine Jewelry University (Show All FJU Articles)
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What to Do When Your Ring Irritates Your Skin
…design. We do custom jewelry design , and one of our favorite projects is to take the raw materials (gold, diamonds, gemstones, etc.) from a client’s existing ring and use them to make a new and exciting creation. We can reuse the …
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Gold Purity and The Differences Between White and Yellow Gold
…. Nowadays, they are jewelry metals in their own right and currently very fashionable and desirable. White gold is available up to 21 karats. Most engagement rings are 14k or 18k. White gold is often used to enhance diamonds and other gemstones. White gold bridal jewelry is increasingly popular
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Platinum
… due to chlorine and other chemicals. These factors, along with its strength and white luster, have made platinum an increasingly popular choice for jewelry, either on its own or as the setting for diamonds and other precious gemstones. Platinum jewelry does not fade or tarnish and keeps its looks for a lifetime. Platinum’s purity makes it hypoallergenic and ideal for those with sensitive skin. All the platinum ever mined would fit in the average living room. Platinum …
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Measuring Gold Weight
…gold because it is heavier. Others say they are both a pound so they weigh the same. Both are wrong. There is more trivia about gold weights. The troy system historically was used for measuring the weight of drugs, precious metals and gemstones. The name comes from the French city of Troyes. The noble metals (gold, silver and platinum) all use the troy system. A troy ounce is 20 pennyweights. The pennyweight was the weight of a silver penny in medieval England. When …
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How to Clean Pearl Jewelry
… symbols of purity and chastity. But even symbols of purity get dirty from time to time. As you know pearls are produced when a mollusk secretes nacre to form a covering around a foreign body in its shell. Pearls are not as durable as gemstones produced by the heaving pressure beneath the earth’s surface. Therefore special attention should be used when cleaning them. Pearls should be the last thing that you put on and the first thing that you take off. Common personal …
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Art Deco vs. Art Nouveau Style Jewelry
… influenced by Cubism 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 …Deco designers embraced new materials like Bakelite, celluloid, and chrome alongside traditional precious metals and gemstones to create dynamic and futuristic designs. Influence and Legacy Although it was relatively short-lived, Art …
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Gem in the Spotlight: Alexandrite
… than sapphire, emerald, or even ruby, alexandrite has been known around the world as one of the most sought-after gems for the better part of 200 years. But, what makes this stone so special? Gemology of Alexandrite Alexandrite is the …. Alexandrite isn’t the only stone to display color-change phenomena. There are color-change varieties of many gems including sapphire, tourmaline, spinel, garnet, etc. Alexandrite is, however, the most famous for it. It is so famous, in …
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Gem in the Spotlight: Emerald
Springtime exudes life, full of bright colors and renewed energy. Emerald, May’s gemstone, captures this enthusiasm for life in rich elegance. This precious gemstone has been revered for over 4,000 … other quartz varieties. The refractive index of emerald ranges from 1.57 to 1.58, making it a moderately refractive gemstone. Its specific gravity ranges from 2.65 to 2.75. One of the distinctive features of emeralds is that they often … to green than to any other color thereby making it easier on the eyes. Pliny said that emeralds were the only gemstones that delighted the eye without fatiguing it. In fact, Emperor Nero was said to wear a kind of emerald glasses to …
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Caring for and Cleaning Your Jewelry
… 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-based cleaners. Some anti-bacteria cleaners…professions especially). It is safe to use an ultrasonic cleaner with diamond jewelry. 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 …
