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Fine Jewelry University Articles matching: “Price per Platrium g”
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Fine Jewelry University (Show All FJU Articles)
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What Are Lab Grown Diamonds?
… made. There are two techniques to grow single crystal diamonds. The first and oldest is the High Pressure High Temperature (HPHT) technique. This process starts with a seed of diamond material and grows a full diamond just like nature … are highly advanced technologies that produce crystals with the exact same chemical structure and optical properties as natural diamonds. Now, let’s compare lab grown diamonds to some of the other gems that you might have heard of. Lab …
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Star White Gold
… (really the lowest), mid grade, and premium. In addition, not all gas is created equally. We have all had the experience of poor performance due to poorly made gas. White gold also has three grades. Grade 3 is off white, grade 2 is … with a white metal called rhodium. Rhodium is a metal very similar to platinum and rhodium shares many of the properties of platinum including its white color. The rhodium plating is used to make the white gold look whiter. The natural …
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Measuring Gold Weight
The old riddle goes: what weighs more a pound of feathers or a pound of gold? Some say gold because it is heavier. Others say they … a pound so they weigh the same. Both are wrong. How can this be? Tradition. Gold is not weighed in the ordinary weights. Gold is weighed in the troy measurement system. One ounce of gold is not the same as the ordinary ounce (really …both to a uniform system. A gram or gramme is a standard metric unit of mass. An avoirdupois ounce converts to 28.34 grams approximately. The troy ounce is 31.1 approximately. You say, “Aha! Gold weigh more, so a pound of gold weighs …
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How to Tell If a Diamond Is Natural or Lab Grown
…is easy to identify them because they aren’t diamonds. But, with lab grown diamonds, the chemical structure and properties are all the same as natural diamond, so it becomes much more difficult to differentiate them. Responsible … are sold as natural diamonds. But, it is important to know that the majority of lab grown diamond manufacturers are perfectly legitimate and honest organizations that are upfront about their products. Some even laser inscribe all of …
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Gold Purity and The Differences Between White and Yellow Gold
… timeless jewelry. Gold can be bent and molded into elegant engagement rings to show the eternal affection of one person to another. Gold is an expression of love. Gold Purity Is all gold the same? We hear a piece of jewelry is pure gold…) gold is 24 karat. The proportions in other karat grades are listed in the table below: Karat Parts Gold to Alloy Percentage Fineness 9K 9/24 37.5% 375 10K 10/24 41.67% 417 14K 14/24 58.33% 583 18K 18/24 75.00% 750 22K 22/24 91.66% 917 …
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Gem in the Spotlight: Garnet
Garnet’s rich history and varieties demonstrate garnets are more than the little red gem. Garnets allow for great personal diversity and style. The wide world of garnets invites all to become a garnet fan. Garnet is January’s birth …, brown to cinnamon, pinks to greens, and of course many shades of red. Garnets are given as symbols of consistency, perseverance and good health. Garnet is also regarded as the gem of faith, constancy and truth and possesses many … to relieve fever and yellow garnet was the prescription for jaundice. Legend holds garnets guard travelers against perils during the journey. The traveler is also protected against diseases and preserves their honor and health. All …
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Gem in the Spotlight: Tsavorite Garnet
… grossular garnet with a chemical make-up of CA 3 Al 2 (SiO 4 ) 3 . It has a Refractive Index (RI) of 1.740 and a dispersion index of 0.028. So how did Tsavorite come to be called Tsavorite? Its technical description as a green …, and metabolism. Care and Cleaning Tsavorite is rated as “good” for everyday wear. You should avoid sudden temperature changes and never steam clean your Tsavorite Garnets. Ultrasonic cleaners are usually safe unless the gem has a …
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Gem in the Spotlight: Alexandrite
… records at auctions including a 21-carat gemstone selling for 1.49 million dollars which works out to over $70,000 per carat! Alexandrite is said to bring luck, prosperity, and intellect to its wearer. Its changing colors remind us that… alexandrite, warm soapy water and a soft-bristled brush are always the safest. With its innate durability and proper care a high-quality stone will last for generations. Why Alexandrite? Alexandrite is simply one of the most magnificent…
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Gem in the Spotlight: Topaz
… topaz is one of the birthstones for December. We have a great variety of topaz jewelry in stock at our everyday low prices. They make great gifts for anyone born in November or December, and for anyone… First?” “Yes, Who’s on First…” always comes to mind when I hear people discussing Topaz. You can hear one person say, “I love Topaz; it reminds me of a blue sky.” Then her friend says back, “Topaz may be like a golden sunset, but not … Foul Bay, Egypt (now called Zabargad). Of course, topaz isn’t found there, but the island used to be a source for peridot which was confused with topaz before modern gemology. In ancient times, topaz was believed to protect its wearer. …
