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Fine Jewelry University Articles matching: “Three crowns 14 E”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Pearl
… come in seven basic shapes: round, near-round, button, drop, oval, semi-baroque, and baroque. Color: There are three components: bodycolor (dominant, overall color of the pearl), overtone (one or more translucent colors that lie over the …Pearls have captured the imagination and adoration of people from diverse backgrounds throughout history. They are both… and infinitely complex. Let’s explore the science, history, and lore surrounding this most unique gem. How Are Pearls Formed? Pearls are formed when a foreign object enters the shell of a mollusk and irritates the soft mantle tissue …
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Anatomy of a Ring
Knowing the different parts of a ring can help you make a better decision when choosing a new ring and it can help you know when… may need maintenance. It’s also a fun way to impress your friends with your vast knowledge of jewelry terms. Shank Every ring has a shank. This is the technical term for the band of metal that encircles the finger. There would be no …the shank. If the ring has a distinct design feature on the top part, the ring shank is generally said to start at the point that the design stops. A jeweler will usually add or remove metal from the bottom of the shank when sizing a …
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Gem in the Spotlight: Opal
Opal has been described as containing the wonders of the skies, sparkling rainbows, fireworks, and lightning. Its dazzling play … totally unique in the gem world, and the lore that surrounds it is almost as colorful as the gem itself. Opal is the traditional birthstone for those lucky enough to born in October, and it is found in a huge variety of colors (… the 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…
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Gem in the Spotlight: Iolite
Iolite is maybe not the first gemstone people think of for their blue-violet jewelry, but it should be near the top of the …’s color range of blue, blue-violet, and violet competes for public attention with sapphire, tanzanite, and amethyst. They may have name recognition, but iolite has a rich, unique color and great gem value on its side. It is more … nuanced than amethyst and deeper than many tanzanites. Iolite’s name comes from its violet color. It is from the Greek word “ios” meaning violet. Unlike many other popular gems, iolite cannot be heat treated to enhance its color. The …
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What are “Blood Diamonds”?
Conflict diamonds are diamonds illegally traded to fund conflict in war-torn areas, particularly in central and western Africa. The United… (UN) defines conflict diamonds as “…diamonds that originate from areas controlled by forces or factions opposed to legitimate and internationally recognized governments, and are used to fund military action in opposition to those … decisions of the Security Council.” These diamonds are sometimes referred to as “blood diamonds.” In July 2000, the global diamond industry made clear to the international community its zero tolerance policy towards conflict diamonds…
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How Are Lab Grown Diamonds Made?
…synthetic diamonds were made by mimicking nature with High Pressure/High Temperature (HPHT) manufacturing. There are three basic manufacturing processes used to make HPHT diamonds: the belt press, the cubic press, and the split-sphere (…The dream of making a beautiful and valuable diamond from simple carbon has long captivated the imagination of … alike. Just like the alchemists of old who sought to turn lead into gold, many have tried to achieve this impressive feat. We have only recently been able to produce gem quality, lab grown diamonds that are large enough to be used in …
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Jewelry Repair FAQ
…In truth, even a high percentage of silver content will not result in a white gold alloy. Silver is actually used in 14k yellow gold and a higher percentage of silver is often used to make green gold. So if it isn’t silver, what metal …Here you will find answers for all of your jewelry repair related questions. If you have a question that you don’t see … 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 their jewelry to look just the way it did before a gemstone fell out; who …
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Gem in the Spotlight: Tanzanite
… that causes gemstones to display different colors when viewed at different angles. Tanzanite in its raw form has three colors: blue, purple, and green. Heating removes the green component which makes the violetish blue color pop (although…Beauty and rarity are two wonderful traits in a gemstone. Tanzanite has them both. In fact, it is estimated that … 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 of violet, indigo, and blue come together in an unrivaled blend only found in tanzanite. Yet…
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The Difference Between White Gold and Platinum
…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 wedding ring. It is 14/24, which equals 58.3% gold and 41.7% alloy. The white color is achieved by a …alloying is also a hardening process for both metals. The hardeners used in platinum is either 10% or 5% of the mix. 14 karat white gold has 42% and 18 karat has 25% alloy used to whiten and harden. The more alloy makes white gold a …
