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Fine Jewelry University Articles matching: “Yellow gold cross pendants”
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Fine Jewelry University (Show All FJU Articles)
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How Are Lab Grown Diamonds Made?
… colorless gems. This is because even the smallest presence of nitrogen or boron during the process can result in a yellow or blue color respectively. Both HPHT and CVD diamonds tend to exhibit strong and unusual fluorescence … the imagination of scientists and visionaries alike. Just like the alchemists of old who sought to turn lead into gold, many have tried to achieve this impressive feat. We have only recently been able to produce gem quality, lab grown …
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Fake Diamonds: The Great Diamond Attack
… are naturally lower color and making them more colorless. Next they can take a diamond and make them have intense colors. The colors they are making are somewhat unusual for the diamond trade. The common colors are a bright green and yellow/orange stones. Some call the colors antifreeze looking. Is this process a simple treatment of a natural stone or is it the manufacturing of a diamond using some natural elements? Regardless of way the industry calls it, I feel …
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How to Value Inherited Jewelry
…No value is added for style, condition, brand, market demand, or other factors. One quick warning, many “cash for gold” businesses do not pay for the gems. So, their offer can be significantly lower than even the intrinsic value of a …Intrinsic diamond and gem prices are not readily available like precious metal prices are to the general public. The gold, platinum, and silver prices are well publicized. The diamond and gem wholesale trade keeps their prices …
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Caring for and Cleaning Your Jewelry
… use chlorine or products that contains it. Don’t use a hard toothbrush because they tend to scratch the metals (gold, platinum, etc.). Abrasive cleaners and toothpaste or toothpowder will also scratch the metals. This will take away the …Hardness is related to the Mohs hardness scale. Diamond is the hardest at 10. Talc is listed as 1 the softest. Pure gold (24 karat) is Mohs 2.5, 14 and 18 karat list at Mohs 3. Platinum list at Mohs 4.33. Sterling silver list at Mohs 2.5…
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Art Deco vs. Art Nouveau Style Jewelry
… that were not just adornments but works of 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 …bold colors, and streamlined forms 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 …
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Brands and Designer Jewelry
… brand jewelry must keep its promise to the customer to deliver a superior product. This is a no compromise 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 brand reaches a level of excellence in style and quality of workmanship it attains a level of status. Brands like Tiffany & …
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Laser Jewelry Repair
… area. The jewelry’s intricate design and gems which are heat sensitive are safe from the heat with a laser. What type of metals can be laser welded? All the traditional metals can be laser welded, including base metals, karat gold, sterling silver, palladium and platinum, offering a complete array of design, redesigns and repair options. Platinum traditionally is the most difficult metal to work on; the laser has rendered platinum much easier to repair and can be used …
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Styles of Earring Backs
… put in and take out. CONS Losing an Earring – The backless style is not as secure as lever backs or other similar styles Irritant – If used with costume jewelry made of non-precious metals, it may cause irritation to sensitive skin. Gold options found on more valuable jewelry do not typically have this problem. Lever Backs (European Backs) Lever backs, sometimes called European backs, have a curved ear wire instead of a straight post, and have a hinged lever piece that…
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Gem in the Spotlight: Emerald
… GIA) saying otherwise, it is assumed that it has been treated with some level of fracture filling. If you do come across an emerald that has a reputable gem report that says it hasn’t been fracture filled, you have come across something …and Mrs. O. Roy Chalk in 1972 and can be seen on display at the National Museum of Natural History in a platinum and gold ring surrounded by 60 pear-shaped diamonds. According to workers at the Muzo mine in Columbia, it is one of the …
