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Fine Jewelry University Articles matching: “trellis setting example”
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Fine Jewelry University (Show All FJU Articles)
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The History of Diamond Cuts
… chosen diamond cut for engagement rings and other jewelry. We hope you have enjoyed this exploration of diamond history. What’s your favorite old diamond cut? Let us know in the comments below, and stop by the shop to see real life examples of these beautiful pieces of the past
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The Magic of Polarized Light
…. These gems are doubly refractive (DR) and they will split incoming light in multiple directions. Some common examples of doubly refractive gems are sapphire, tourmaline, and moissanite. These are contrasted with singly refractive (SR) gems… not you can use that information to narrow down the list of possible candidates of what the stone could be. A great example of this phenomenon can be seen when looking at the facet junctions on a moissanite. When looking through a …
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The Difference Between White Gold and Platinum
…white color is achieved by a careful choice of the alloying metals, which bleach the deep yellow of pure gold. The amount of alloy mixed with gold is called its karat. The key to understanding gold karat is the karat value over 24. An example is a 14-karat gold wedding ring. It is 14/24, which equals 58.3% gold and 41.7% alloy. The white color is achieved by a careful choice of the alloying metals, which bleach the yellow of pure gold. Platinum is a naturally white metal. …
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Jewelry Solder: What You Should Know
… quickly and in more circumstances than the karat gold alloys around them. In other words, the solder specific alloys contribute some of their easy-tarnishing properties to the finished metal. This is what happened to the ring in the example photos above. It was worn in a swimming pool, and the chlorine reacted with the base metal alloys in the solder but not with the more noble (tarnish resistant) silver alloys in the rest of the ring. This caused all of the solder to …
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Gem in the Spotlight: Alexandrite
… for everyday wear. That being said, because of natural alexandrite’s tremendous value and rarity, it is recommended to be worn carefully or put in jewelry such as earrings or pendants that are less prone to impacts than rings, for example. 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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Styles of Earring Backs
…) This style has many names. “Positive locking back” is perhaps the most correct name for the style as a category, but they are just as often called La Pousette backs. They also may be known to some of you by specific brand names, for example: “Protektor,” and “Guardian.” This style is a bit more expensive, but is the sweet spot of security and ease of use. As easy to put on and take off as the friction back, and at least as secure as the threaded back, this style is ideal…
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How to Sell Your Jewelry
…925 pure. The three units of weight used with precious metals are troy ounces, pennyweights, and grams. The troy ounce is equal to 20 pennyweights (DWT) or 31.15 grams (learn more about measure precious metal weights ). So here is an example; say the spot price of gold is $300 and a 14K ring weighing 10 grams would work out like this. $300 (spot price) X .583 (the fineness of gold) equals $174.90 per ounce divided by 31.15 (troy ounce to gram) equals $5.63 per gram times …
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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 …
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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…
