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Fine Jewelry University (Show All FJU Articles)
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How Are Lab Grown Diamonds Made?
The dream of making a beautiful and valuable diamond from simple carbon has long captivated the imagination of scientists and …none could ever be scientifically verified. The quest continued. Diamonds are a crystalline form of carbon, and so making artificial carbon crystal was the problem of lab grown diamonds. For decades, manufacturers of synthetic … like they grew rubies, sapphires, and emeralds. It failed. Then they had the idea to grow diamonds in the lab like they grew in nature. High Pressure High Temperature Diamonds How does nature form diamond crystals? Nature does it very…
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
One of the most valuable memories in life is the look of your love when she sees that shining diamond ring on her finger for the first time. If there are any magic … one. Nothing expresses love and commitment like a diamond. This rare natural stone’s history and lore of romance makes all who receive one the center of their universe. A diamond’s beauty energizes the whole person with a light show … love we must put a value on a diamond. Understanding the 4 C’s of Diamonds The value factors of a diamond are like anything else, supply and demand, but when you can carry a million dollars worth in your pocket the standards to …
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The Birthstones
January’s Birthstone: Garnet January babies born in the 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 …Garnet varieties brighten the world in colors of yellow to gold, bright orange to true orange, brown to cinnamon, pinks to greens, and of course many shades of red. Garnets are given as symbols of consistency, perseverance and good …. It was, in particular, considered to be the stone of bishops and bishops still often wear amethyst rings. The Greek work “amethystos” basically can be translated as “not drunken.” Amethyst was considered to be a strong antidote …
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Types of Jewelry Clasps
…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 learn more about them, this article is for you. History of Jewelry Clasps Jewelry clasps … of the jewelry and provide a secure way to wear and display precious pieces. The history of jewelry clasps dates back centuries, and we can watch as clasps have evolved over time to meet the changing needs and preferences of different…
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Jewelry Repair FAQ
… repair related questions. If you have a question that you don’t see answered here, please contact us and let us know. A gemstone fell out of my ring. Will the new stone match the old one? We get this question all the time. People want…, 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 …
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Measuring Gold Weight
… a pound of gold weighs more than a pound of feathers.” Unfortunately there is one more piece of the puzzle. We all know 16 ounces equal a pound. True in the avoirdupois system, but not in the troy. In the Troy system only 12 ounces … 7.27 grains by 1816. 24 grains = 1 pennyweight and 20 pennyweights = 1 ounce troy. Even more trivia if you’d like to read on. “Grain is an ancient unit which was originally based on the weight of a grain of wheat. The grain is the …
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Gem in the Spotlight: Amethyst
Amethyst is known for its beautiful purple color, and it is the most important quartz variety used in jewelry. Purple has long …colored by the presence iron and aluminum. The violet color of amethyst can range from a pale lavender to a deep, dark purple, and it is often found in shades of pale to medium purple. Amethyst is typically found in Brazil, Uruguay, … can also be found in smaller deposits in other countries such as Russia, the United States, and Canada. Amethyst is known for its durability with a Mohs hardness rating of 7. For reference, amethyst is roughly as hard as tourmaline, …
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Gem in the Spotlight: Jade
… since they have been confused for so many years, and are similar in many ways, they are both referred to by the blanket term “jade”. Both materials are silicates that have exceptional toughness, can be carved, and can be taken to a … polish. Nephrite is commonly found in a darker olive green color but can also be very light green, orangey-red, black, and yellowish green. Jadeite can come in many different colors including pink, purple (often called lavender jade…
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Gem in the Spotlight: Tanzanite
…. Tanzanite has them both. In fact, it is estimated that Tanzanite is 1,000 times rarer than diamond. But, what makes Tanzanite so popular is its color. Tanzanite’s gorgeous color is a captivating mix of blue and purple. The deep hues …, and blue come together in an unrivaled blend only found in tanzanite. Yet, even with its rarity and dynamic look, tanzanite is still less in price than more commonly known gems like rubies, sapphires, and emeralds. Gemology of …
