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Fine Jewelry University Articles matching: “Ring with black stones”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Sapphire
…, which measures 10 on the Mohs scale, sapphire and ruby (9 on the Mohs scale) are the toughest and most durable gemstones. This toughness makes the sapphire a long lasting piece of jewelry as well as a useful industrial tool. One last … sacred and was worn by priests to show their connection to the sky and heaven. Sapphires were set in the Bishop’s ring as a symbol of unity between the priest, the sky and heaven. Sapphire has been associated with divine favor. The …
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How to Value Inherited Jewelry
…, 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 how they relate to your particular jewelry. Jewelry, to many people, is a “… equitable division of the jewelry is in doubt. Like most products, jewelry value is not one set number. It changes with the situation (who is buying, and who is selling) and the marketplace (global economy, commodity prices, local …
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How to Sell Jewelry on eBay and Other Websites
… a detailed description, or light beautiful statement, or a story? You must have a way for them to buy and return without losing the money or jewelry. An escrow account is usually a good option or you can get paid first. Take a photo … in transit. You must have a great description of your jewelry especially a nice gem because they could return it with a different gem (they could switch the diamond with a lower grade or even a CZ and claim that is what they got). If you…
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Types of Jewelry Clasps
… and bracelets. The hook-and-eye clasp was also used by the Greeks and Romans who often embellished them with gemstones and intricate designs. In the 19th century, the development of new metalworking techniques and machinery led to the mass…In the world of jewelry, there are a wide variety of clasps, each with its own purpose and unique design. Whether you are searching for a replacement for a broken clasp or just looking to…production of jewelry, and the demand for simpler, more affordable clasps grew. This led to the development of the spring ring clasp, which is still widely used today. The spring ring clasp features a small, spring-loaded mechanism that …
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The Difference Between White Gold and Platinum
… 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…% platinum and the balance alloy. Iridium or ruthenium is often used as a hardener alloy. Platinum is usually marked with .900 or .950 to mark its fineness. Some manufacturers state what alloy they are using like 90% Platinum 10% Iridium…
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Synthetic Gems: The Whole Story
… price. Just a one carat gem could cost $3,000 and more. Most of the time people don’t wear them as an engagement ring where people can spend over $10,000 routinely. The answer was to find a less expensive way to have these gems. It took …synthetics are so well made it is impossible to id them in jewelry and can only be positively identified in gem labs with millions of dollars worth of equipment and world class personnel. Synthetic diamonds on the high end and synthetic …
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Gem in the Spotlight: Tanzanite
… majority (current estimates are around 95%) of tanzanite is heat treated to help bring out the vibrant blues. The stones that haven’t been heated by humans were heated through natural effects while they were still underground. Without … isn’t heated and is still pretty enough for jewelry displays trichroism. Trichroism is an effect that causes gemstones to display different colors when viewed at different angles. Tanzanite in its raw form has three colors: blue, purple, …
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Jewelry Repair FAQ
…, pearls, and more in all shapes and sizes to choose from when selecting a replacement stone for repairs. Matching stones takes a discerning eye, attention to detail, extensive gemological training, and years of experience. Of course, some …to again. What is retipping, and why do I need it? In a large number of jewelry pieces, the valuable diamonds and gemstones are held in place with prongs. With wear, the tops of these prongs can become worn down. If the prongs wear down too…
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Fake Diamonds: The Great Diamond Attack
… how to tell if a diamond is lab grown . Synthetic gems are not new to the jewelry profession. Synthetic colored stones have been around for over a 100 years. The impact was dramatic in the beginning then adjustments were made and the new … 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 …
