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Fine Jewelry University Articles matching: “cutting off rings”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Opal
… doublets, a lapidarist will use a piece of ironstone or black onyx and glue the fragile piece of opal to it before cutting and leaving them glued together after the fact to be set into jewelry. In triplets, that thin piece of opal is … that could potentially damage the stone’s surface. For more valuable stones, setting them in a pendant or earrings instead of a ring will help them last as long as possible. With proper care opals can last for generations. Opals have very…
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Gem in the Spotlight: Tanzanite
… inspired by the second-highest peak of Mount Kilimanjaro. The Mawenzi Tanzanite is expected to stay in Tanzania for cutting and polishing, with the best pieces eventually showcased at the Tanzania National Museum. The Queen of Kilimanjaro …, which is a tendency to break when struck) means that care should be taken to avoid sharp impacts. Setting it in earrings or a pendant will help protect it if the intended use is daily wear. Rings and bracelets set with tanzanite should …
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Styles of Earring Backs
Earrings come in many different styles. Here we will explore the more common types of earring backs, highlighting some of the… proper name for it. Maybe you are looking for the perfect gift. Maybe you are having trouble with your current earrings and are looking for alternatives. Or maybe you are simply interested in expanding your general jewelry knowledge. Keep… backs,” and sometimes “push backs.” These are undoubtedly the most common style of earring back. They work on earrings with posts, using friction to secure the earring in place–hence the name. Often times the post has a notch so that the…
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What to Do When Your Ring Irritates Your Skin
… which is a member of the Platinum family. People are unlikely to be allergic to Rhodium, but as the plating wears off, irritation can start due to the fact that the skin is now in direct contact with the Nickel (or other metal) that … reaction but a simple discoloration on top of the skin from the metal. Also, tarnish from silver jewelry can rub off and leave a blackish residue. In both cases, the color will easily wipe or wash off. You can avoid this type of …
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Frequently Asked Question about Jewelry
… Gem Laboratory in the world, does not recognize SI3 grades. What is a Comfort Fit Ring? Many diamond wedding rings are available in a comfort-fit style. Comfort-fit engagement rings have extra metal to make the inside of the band slightly… comfortable fit. This might result in the feeling that the ring feels “looser” in the finger. Diamond engagement rings with a comfort fit design have an oval cross section with very smooth rounded edges, giving them the comfort-fit name…
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How to Value Inherited Jewelry
…operations. The intrinsic values for the gems are based on the cash wholesale price of the gem minus any cost for re-cutting or re-polishing the gem if it is worn or cut in an obsolete style. Intrinsic diamond and gem prices are not readily …issues. Before we begin, if you would prefer more personalized information, please feel free to reach out to us . We offer a free consultation where our jewelry experts will sit down with you and explain the different types of value and …
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
… loses its brilliance. So how can a diamond buyer learn cut to judge the quality with confidence? There are three ways. First, learn all the angles and percentages of each facet and exactly measure each stone to do an analysis of the cutting style. This should take two to ten weeks of eye cramping work to learn. Second, get a chart of the ideal cut percentages and angles and find a diamond that has been certified and match the stone to the chart. This way deals with …
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Gem in the Spotlight: Quartz
…that Ancient Egyptians would wear various kinds of quartz (typically agate) around their necks to heal and protect against stiff necks. As early as 300 BC banded agate was found in Sicily, and the ancient Romans set up lapidary (stone cutting) facilities to process these stones and turn them into something beautiful. To this day agates and other varieties of quartz have been staples of the jewelry industry. Quartz’s triboluminescent properties have been known for quite …
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The Magic of Polarized Light
… and rays going in the same direction. One of the most common occurrences of this in nature is sunlight reflecting off of the water. When the light bounces off of the surface, that reflected light is partially polarized. This is because … gemstones, TVs and monitors wouldn’t work in the same way, and the latest blockbuster movie wouldn’t pop off the screen the way it does now. Polarizing filters even have uses beyond visible light finding critical roles in tools that …
