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Fine Jewelry University Articles matching: “Light amethyst”
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Fine Jewelry University (Show All FJU Articles)
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Diamond Buying Guide: The 4 C’s
… different facet patterns. When you are choosing a diamond shape, keep in mind that different shapes have different light properties. Some shapes, like round, are especially good at returning light to the viewer which makes them sparkle … are positioned on the diamond. When a diamond is cut to quality proportions (regardless of its shape) the maximum light is returned through the top of the stone giving a great light show. Cuts that are too shallow or too deep allow light …
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Alternative Metals for Men’s Jewelry
… wedding bands. It is naturally silver-white in color, but it can be treated to different colors. Titanium is very light weight which is its hallmark feature and one of the reasons it is used so heavily in manufacturing. It resists … even less than sizing a traditional ring. Overall, titanium is a splendid choice for a man’s wedding band. It is light weight, has the cool image of being made of aircraft metal, and is named after gods. It has a contemporary look, an …
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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… are grease magnets. They will pull the oil from your fingers. Soaps and lotions add a coating that stops the light show. Dust and dirt stick to the grease and oils creating a lifeless diamond. Cleaning your diamond jewelry at home is …mild soap then rinse thoroughly with warm water. The key to diamond cleaning is the underneath side or pavilion. The light needs a clean surface to bounce upward. The diamond may need to be scrubbed several times before all the build up is…
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Laser Jewelry Repair
… worth has nothing to do with what gives it value. Now some basics, what is a laser? LASER is an acronym for “Light Amplification by the Stimulated Emission of Radiation” which produces a sharp, focused light beam. The benefit of the laser… be fixed at any price in the past can now be fixed with a laser. The amazing thing is the laser is simply a beam of light. The laser beam can adjust the diameter of the laser beam’s focus and the duration of the blast of concentrated …
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Gem in the Spotlight: Emerald
… in the crystal structure. Emerald’s Mohs hardness rating is 7.5-8 making it softer than sapphire and harder than amethyst and other quartz varieties. The refractive index of emerald ranges from 1.57 to 1.58, making it a moderately refractive…, pressure is released back into the chamber and the filler is cured (some cure in ovens and some cure from UV light exposure). History and Lore of Emerald Emeralds have been revered for thousands of years and have been associated with …
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Star White Gold
… white, grade 2 is standard, and grade 1 is premium. This means that when white gold is made, it can be yellowish to light yellow. When white gold rings are new they are coated with a white metal called rhodium. Rhodium is a metal very … rhodium plating is used to make the white gold look whiter. The natural color of the white gold could actually be a light yellow color. The rhodium is very white and very hard, but it does wear away eventually. Regular, Plus, or Premium? …
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Gem in the Spotlight: Topaz
…). Smokey Topaz: Brownish grey color. Blue Topaz: The most common color. A full range of shades is available from light Sky Blue to dark London Blue. Topaz is also found in less commonly known colors like green, pink, and purple. Imperial … a nuclear reactor to produce the London Blue Topaz. An electron bombardment in a linear accelerator results in the light Sky Blue Topaz. If both treatments are used, they produce Swiss Blue Topaz. Determining where one color ends and the …
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Gem in the Spotlight: Pearl
… for its large size and unusual shape. It weighs approximately 450 carats and is shaped like a teardrop, with a slightly elongated top section and a wider, more rounded bottom section. The pearl has a beautiful iridescent quality, with a … pearls are those with a pure, even color, such as white, pink, or silver. Luster: Luster is the intensity of light reflected from a pearl’s surface. Pearls with excellent luster have sharp bright reflections on the surface. Pearls with …
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The Difference Between White Gold and Platinum
… will keep its color true. One big problem for white gold is the poor mixtures. Some manufactures of white gold look light yellow and never achieve the white look. It does not sound like a big problem because if you don’t like the light … yellowish, but is that what you want? If you want a pure white ring, then platinum will keep its whiteness. If the light yellow look doesn’t bother you, or it looks better to you, then white gold is a great option. Editorial note: the …
