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Fine Jewelry University Articles matching: “selling loose gems”
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Fine Jewelry University (Show All FJU Articles)
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How Are Lab Grown Diamonds Made?
… so making artificial carbon crystal was the problem of 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…, more modern cubic and split-sphere presses have been introduced which are more efficient, and larger, more perfect gems are being produced. As of the time of this writing, the largest gem quality, faceted, lab grown diamond has been …
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Caring for and Cleaning Your Jewelry
… metals. This will take away the shine. Ammonia-based cleaners clean diamonds and gold well but they may hurt other gemstones. It is also not a good idea to soak jewelry for very long in ammonia-based cleaners. Some anti-bacteria cleaners…professions especially). It is safe to use an ultrasonic cleaner with diamond jewelry. Ultrasonic’s can damage other gemstones, know for certain it is safe to use. Ethyl alcohol is good for rinsing diamonds because it evaporates so …
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Gem in the Spotlight: Opal
… same stone). Gemology of Opal Opal’s captivating dance of colors is a result of its unique internal structure. This gemstone is composed of tiny silica spheres arranged in a pattern, which diffract light and create the spectacular play … opal”. Opal has a refractive index of 1.37 – 1.47 and a Mohs hardness of 5.5-6. This makes it one of the softest gemstones commonly used in jewelry. For reference, here are the Mohs hardness values for some other gemstones you may know: …
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Gem in the Spotlight: Sapphire
Few gems capture the imagination as does sapphire. Sapphire’s beauty inspired people to wonder. Ancient cultures had many … a giant sapphire whose reflection gave the sky its color. Ancient priests and sorcerers honored sapphire above all gems, for this stone enabled them to interpret oracles and foretell the future. Symbolizing truth, sincerity and tradition… her spouse had been unfaithful. Sapphire refused to shine when worn by the wicked or impure. Known as the celestial gemstone, the sapphire has been treasured for thousands of years. Known as the celestial gemstone, the sapphire has been …
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Diamond Brokering
… price Finding independent certified diamonds Locating correctly graded non-cert diamonds Finding the most beautiful diamond possible Arden Jewelers has over 20 years experience in the jewelry industry. The experience of buying and selling millions of dollars of diamonds helps us serve you. We are confident of our ability to serve and trust our fair method of finding the best value will make you happy with a beautiful diamond for a lifetime
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Diamond Buying Guide: The 4 C’s
…very small units. A carat equals 1/5 of one gram. A carat is divided into 100 points. A diamond can be described as 75 points or 0.75 carats or 3/4 of a carat. It is a good practice to know the exact weight of a diamond when buying or selling. The weight of a diamond is often thought of in terms of its size. If you know that you like the look of a 1 carat, for example, you can use this C as the starting point for your diamond search. Once you know the carat weight and your…
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Gem in the Spotlight: Garnet
… midst of cold, white (valley fog) and at times stark surroundings are rewarded with one of the most varying birth gemstones…Garnet. Garnet’s pizzazz energizes the gloomiest day. Garnet varieties brighten the world in colors of yellow … garnet lantern to navigate the Ark at night. The ancient world is full of praise for the carbuncle, the glowing red gemstone we now know as garnet. Early scientists named garnet from the Latin granatus, which means ‘seedlike’ because …
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Is a Lab Grown Diamond Right for Me?
Picking a diamond for your engagement ring is a big decision. For most of us, buying a diamond is a significant financial undertaking, and we want to get it right. Unfortunately, understanding diamonds takes a lot of specialized knowledge that most people don’t have (anyone remember their refractive indexes from high school physics?). Even more unfortunately, the diamond industry suffers from a lot of misinformation and paranoia both from inside the trade and from outside observers. I have heard people say that natural diamonds come with a 400% mark up,
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Laser Jewelry Repair
…of Radiation” which produces a sharp, focused light beam. The benefit of the laser is that very little heat is generated at the weld point. This means the heat will not damage the surrounding area. The jewelry’s intricate design and gems which are heat sensitive are safe from the heat with a laser. What type of metals can be laser welded? All the traditional metals can be laser welded, including base metals, karat gold, sterling silver, palladium and platinum, offering …
