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Rick Terry Jewelry / Articles posted by admin
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The Four C’s of Diamonds: Clarity

Because diamonds formed deep within the earth, under extreme heat and pressure, they often contain unique birthmarks, either internal (inclusions) or external (blemishes). Diamond clarity refers to the absence of these inclusions and blemishes. Diamonds without these birthmarks are rare, and rarity affects a diamond’s value. Using the GIA International Diamond...

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The Four C’s: Carat Weight

Diamonds and other gemstones are weighed in metric carats: one carat is equal to 0.2 grams, about the same weight as a paperclip. (Don’t confuse carat with karat, as in “18K gold,” which refers to gold purity.) Just as a dollar is divided into 100 pennies, a carat is divided into...

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Jewelry with Industrial Metals

Used in manufacturing for many decades, the industrial metals are recent additions to the jewelry market. The popularity of stainless steel, titanium and tungsten carbide continues to grow as jewelers and consumers come to appreciate the strength, permanence and modern look of these metals. The jewelry industry labels these materials...

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Platinum

Another white metal, platinum, has a short history in jewelry. Brought to Europe by the Spanish Conquistadors, its chemical properties made it difficult to work until the 19th Century, when it began to be used in jewelry. Platinum only gained recognition as a monetary metal in the 1980s, but has...

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All About Gold

Gold has a magic all its own; rare is the person who does not react when hearing that word. Since man’s earliest records, gold has been the ultimate mark of wealth and remains the hallmark jewelry metal. Pure gold is a very soft and pliable metal. The extreme malleability, ductility, and...

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Precious Metals Guide

“Precious” metals are gold, silver or any of what are now called the PGM or “platinum group metals” (platinum, iridium, palladium, ruthenium, rhodium and osmium); all others are “base” or ”industrial” metals. “Precious” refers only to their use in jewelry; many “base” metals are extremely valuable to industry. For example,...

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Pearl Shapes and Colors

Pearl Shapes Shapes that are not spherical or even symmetrical are considered lower quality. Akoya, Tahitian, and South Sea pearls found in jewelry have a tendency to be the roundest, while Freshwater pearls can be oval or slightly off-round. Traditionally, the most desired pearl shape has been round. But nowadays, you can...

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