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Fine Jewelry University Articles matching: “Sapphire Sa”
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Fine Jewelry University (Show All FJU Articles)
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How to Value Inherited Jewelry
…many people, is a “caveat emptor” or “buyer beware” area of life. How a small polished rock can be worth the same amount as a car or a house will never be understood by some people. A big reason for this is that evaluating jewelry and … of Jewelry Value The standard of value establishes the dollar value of a jewelry item based on a set guideline. The same item of jewelry can have at least four different dollar values. For example, an item of jewelry can be valued at $…
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How to Tell If a Diamond Is Natural or Lab Grown
…but we still want to be able to tell them apart. When it comes to diamond simulants like Cubic Zirconia (CZ) or Moissanite, it is easy to identify them because they aren’t diamonds. But, with lab grown diamonds, the chemical structure … products. Some even laser inscribe all of their diamonds to clearly mark them as lab grown. The Type IIa Test That said, we would still like to be able to tell if a diamond is natural or lab grown, whether it is disclosed or not. …
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The Difference Between White Gold and Platinum
… it holds its shine longer. Platinum does not wear away. Like all precious metals, platinum scratches. However, the scratch on a platinum piece is merely a displacement of the metal and none of its volume is lost. Platinum achieves a satin finish and maintains it a lifetime. Another minor difference is the weight. Platinum is heavier (specific gravity: 21.4) than gold (specific gravity: 19.3). When you alloy white gold the difference is even greater. The difference on…
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Gem in the Spotlight: Garnet
…promotes long-lasting love, and prevents hearing difficulties. It was also a charm against the effects of anger and said to be a calming influence. Some promoted it as a cure for depression and mental instability. Garnets’ other cures …journey. The traveler is also protected against diseases and preserves their honor and health. All these powers were said to double for people born in January. The dark red garnet has long been associated with blood. Christian tradition…
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Jewelry Repair FAQ
… way it did before a gemstone fell out; who wouldn’t? That’s why we have literally 100s of carats of loose diamonds, sapphires, rubies, opals, pearls, and more in all shapes and sizes to choose from when selecting a replacement stone for …by the jeweler’s torch. However, with our laser welder we are able to retip prongs next to many gemstones (diamonds, sapphires, and rubies for example) without removing them, saving you time and money. Can my costume and fashion jewelry be …
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Jewelry Solder: What You Should Know
…make up our jewelry are actually a mix of multiple different metals in different combinations called alloys. For the sake of simplicity, we will focus our discussion on gold jewelry, but the same concepts also apply to silver and … air and liquids that it comes in contact with. The result of this reaction is a new molecule that does not have the same color properties as the old one which leads to discoloration. Unlike pure gold, base metals are not nearly as …
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How Are Lab Grown Diamonds Made?
… lab grown diamonds. For decades, manufacturers of synthetic gemstones tried growing diamonds like they grew rubies, sapphires, and emeralds. It failed. Then they had the idea to grow diamonds in the lab like they grew in nature. High …However, it was not until relatively recently that a documented and reproducible process was demonstrated. Henri Moissan was one of the early pioneers in the field. In 1893, he claimed to have successfully made a diamond by heating …
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Brands and Designer Jewelry
…-fashion jewelry from quality jewelers all over. You can also find un-branded jewelry that looks great on day one, but turns out to be very cheaply made. Some designers can become complacent and let their designs fall out of fashion. Sadly, there are no guarantees. But, in general, buying from a respected brand will mean you pay a premium price for a premium piece of jewelry. In the end, the most important thing is that you choose a piece of jewelry that you love, and…
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Alternative Metals for Men’s Jewelry
… 6,191 degrees Fahrenheit. Tungsten is rated at about a 9 on the Mohs scale of hardness which is the same as Ruby or Sapphire and just below diamond (which is 10). Like these gems, tungsten is very scratch resistant and will not bend out of …come in around 7-8 on the Mohs hardness scale which is about the same as quartz or topaz but softer than tungsten or sapphire. Like most alternative metals, cobalt chrome bands are hypoallergenic and biocompatible. But, in our experience, …
