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Fine Jewelry University Articles matching: “Hold nuggets”
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Fine Jewelry University (Show All FJU Articles)
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The Difference Between White Gold and Platinum
… and .999 platinum can be scratched and dented with a fingernail. Nether gold or platinum in their pure state will hold a shine for long. All white gold jewelry and most platinum jewelry are alloyed. The alloying is also a hardening … when considering the brightness of the finish. The harder the metal, the more shine the finish will show and hold. White gold is harder than platinum therefore it holds its shine longer. Platinum does not wear away. Like all precious …
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Anatomy of a Ring
… time. When you are looking for a ring, pay attention to how the gallery is made. Does is look substantial enough to hold the ring together? Are the gallery wires thin and easily breakable? Will it accommodate any bands or other rings you… without using a separate part. These designs can use a combination of prongs, channels, beads, or flush setting to hold the center stone in place. The important thing to note here is that the stone must be set somehow, so focus on what …
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Caring for and Cleaning Your Jewelry
… Mohs 3. Platinum list at Mohs 4.33. Sterling silver list at Mohs 2.5. This shows why jewelry metals get scratched by things like hard toothbrushes and dirt (most dirt ranges 4-8 on the Mohs scale). Several different types of settings hold diamonds in the jewelry. From time to time gently touch the stone to see if it moves. If the stone moves, don’t wear it and have a professional jeweler tighten the gem. Most jewelry stores will check you jewelry for free. Take …
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Jewelry Repair FAQ
… in for regular check-ups. In between check-ups, it’s also a good idea to check if your ring has any loose stones. The easiest way to do this is to listen for a faint rattling sound from your ring. Every so often, take your ring off, hold it very close to your ear with one hand and gently tap the bottom of the ring with the other. If you hear a rattling sound, a gemstone might be loose. We recommend you stop wearing the ring immediately and bring it in so one of our …
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The Magic of Polarized Light
… when looking at the facet junctions on a moissanite. When looking through a microscope two images of the facet junction appear. This is because the stone has a high birefringence (i.e. a high amount of double refraction). When you hold a polarizing filter over the stone one of the images disappears; as you rotate the polarizing filter the current image disappears and the second image appears. This is because the two images are transmitted at different angles, and the …
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Types of Necklace Chains
… – The redundant links in a solid rope chain means that even if one or two of the links fail, the chain can still hold together. Flexibility – Rope chains are very flexible and easy to wear. They’re naturally twisted, so you typically don… chains are quite susceptible to twisting and kinking. The flat design of these chains does not lend itself well to holding pendants and they require special care when storing and wearing. These chains make a big, bold statement that, for…
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Types of Jewelry Clasps
… shape, hearts, teardrops, specialty designer styles, and more. They have a simple spring tension mechanism that holds the clasp closed. When the trigger is pushed down, the clasp opens. When the trigger is released, the spring tension … streamlined aesthetics. A hinged tab is threaded through an opening and then closed tight. Tension in the metal tab holds the hinged piece in place until it is pried up to open the clasp. This style of clasp is commonly used on watches …
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Gem in the Spotlight: Opal
…Opal is not as hard as some other gemstones, making it susceptible to scratches and damage from sharp impacts. Household chemicals and extreme temperature fluctuations can also harm opals, so gentle care is essential. To keep opal at its …though, so be careful not to submerge them in water or let them dry out too quickly. Amazingly, hydrophane opals can hold up to 20% water content. Types of Opal Black Opal : Revered for its dark gray to blackish body color, black opal is …
