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Fine Jewelry University Articles matching: “Three stone setting”
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Fine Jewelry University (Show All FJU Articles)
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Anatomy of a Ring
…? As a final point on heads it is important to note that not all rings have a head. Some designs incorporate the setting of the gemstone directly into the rest of the ring without using a separate part. These designs can use a combination of… The gallery of a ring is a somewhat ambiguous term that refers to the underside of the ring beneath the center stone. There is often a design on the top part of the ring that is lifted up above the finger. In order to maintain the …
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
… are any magic moments in life, that is one. Nothing expresses love and commitment like a diamond. This rare natural stone‘s history and lore of romance makes all who receive one the center of their universe. A diamond’s beauty energizes …. The cut “C” of the 4 C’s has two components. The first component is simple. The cut can refer to the shape of the stone. Round, Marquee, Pear, Oval, Square, and Princess all describe the shape of the gem. Round diamonds are by far the …
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The Magic of Polarized Light
… Polarizing filters are critical to many fields of study. Without them, we wouldn’t be able to easily identify gemstones, TVs and monitors wouldn’t work in the same way, and the latest blockbuster movie wouldn’t pop off the screen the way … a pair of glasses that have polarizing filters for lenses. This tricks your brain into thinking you are seeing a three-dimensional object using our perception of depth. Liquid crystal displays: Polarizing filters are part of an LCD screen…
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Star White Gold
…a pure reflexive look. White gold is white…or is it? White gold can be compared with gasoline. There are generally three grades of gasoline, regular (really the lowest), mid grade, and premium. In addition, not all gas is created equally… yellow gold made to look white and it worked for a while. What the white gold task force did is come up with the three grade levels of white gold. Nice. But that is not the real problem. How can you tell what the jewelry looks like under …
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Gem in the Spotlight: Emerald
… of Cleopatra . She wore the emerald on her wedding day and it was later sold at Christies in 2011 for $6.6 million, setting the record for the most expensive emerald jewelry ever sold at auction. The Chalk Emerald is a famous 37.8 carat …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 years … 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 contain …
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Fake Diamonds: The Great Diamond Attack
A popular game show would have three people all say that they were someone and the contestant would try to find out who was the real person. Technology … the ability to identify Moissanite. More on Moissanite Moissanite also has some gemological properties (it is a DR stone while diamond is a SR stone) that help identify it, but labs are working to change the nature of the stone. It has a …them apart. Gemologists must use all their experience and training to find the smallest of clues to determine if the stone is of natural or manufactured origin. It can be done well with careful observation. Keep in mind, however, that the …
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Measuring Gold Weight
… 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 … the smallest unit of weight in the avoirdupois, troy, and apothecaries systems. Surprisingly it is identical in all three systems.” 4 grains = 1 carat; 24 grains =1 pennyweight; 480 grains = 1 troy ounce; 15.432 grains = 1 gram. “Although…
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Jewelry Repair FAQ
… bothers you, you can stop by more often to have it replated. Some jewelry with very fragile stones or light weight setting styles may need more frequent visits depending on how often you wear it. Some jewelry may need very little … related questions. If you have a question that you don’t see answered here, please contact us and let us know. A gemstone fell out of my ring. Will the new stone match the old one? We get this question all the time. People want their …
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Alternative Metals for Men’s Jewelry
… you can exchange your ring for a different size). Carbon fiber wedding bands display high style and strength setting the wearer apart from the crowd. Ceramic (Titanium Carbide) Ceramic jewelry, like many of the “alternative metals” is …which fades overtime. Zirconium is currently the only permanently black jewelry that is workable enough to allow the setting of diamond or other gems. Ceramic is another permanently black option (it can even be made a more pure black than …
