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Fine Jewelry University Articles matching: “crown mark”
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Fake Diamonds: The Great Diamond Attack
… to justify using them. The technology is becoming more cost effective, and some synthetic diamonds are entering the market place now. Since they are the same chemistry as natural diamond, there is no easy test to use to separate them … diamond suppliers have sophisticated equipment in place to help them catch these impostors before they reach the marketplace. If you’re interested you can learn more about how to tell if a diamond is lab grown . Synthetic gems are not …
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How to Tell If a Diamond Is Natural or Lab Grown
…. 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 their diamonds to clearly mark them as lab grown. The Type IIa Test That said, we would still like to be able to tell if a diamond is natural or lab grown, whether it is disclosed or not. Fortunately, there are some tools available to help us do this. One of the best …
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The Difference Between White Gold and Platinum
…% to 95% platinum and the balance alloy. Iridium or ruthenium is often used as a hardener alloy. Platinum is usually marked with .900 or .950 to mark its fineness. Some manufacturers state what alloy they are using like 90% Platinum 10% …
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Is a Lab Grown Diamond Right for Me?
… 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, or that most mined diamonds are conflict diamonds (both wild falsehoods). On the other hand, I have heard some in the industry refer to lab grown diamonds as fakes (also completely false). We’re here to help cut through some of the …
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Gem in the Spotlight: Tourmaline
… Francisco Spinoza’s expedition confused its vibrant green with that of emerald. Thus began a long trend of confusing tourmaline with other gems. Another notable example of this is the “Caesars Ruby,” the 255ct stone in the Russian crown jewels that has been traded between France, Russia, and Sweden for centuries. It was long been believed to be one of the largest rubies ever found until it was identified as rubellite in 1922. Folklore suggests that tourmaline could help…
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Gem in the Spotlight: Spinel
…, but until 1783 it was confused with more well-known stones like ruby and sapphire. One of the most famous examples of this confusion was with the Black Prince’s Ruby. This stone currently sits at the front of the Imperial State Crown of the United Kingdom. When it was given to Edward of Woodstock in 1367 it was thought to be a ruby. It wasn’t for nearly 400 years that it was determined to be a red spinel all along. Stories like this have been occurring regularly for …
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Gem in the Spotlight: Ruby
…, the Black Prince Ruby (formerly thought of as the largest cut ruby) at the center of the British Imperial State Crown, is actually a red spinel. History and Lore of Ruby The first discoveries of ruby date back to 2,500 B.C. They were … them magical powers. In ancient days, the fiery stone was associated with courage, red blood, and fire. Worn on the crowns and helmets of kings, rubies were a royal insignia believed to protect the wearer from injury and to keep them safe…
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Gem in the Spotlight: Jade
…, but its beauty and cultural importance have landed it a spot as one of the most important items in the global gem market. In fact, jadeite is often sold by the individual piece instead of by weight like most gems. This is because even …If you scraped them together, a diamond would scratch a piece of jade while the much softer jade wouldn’t leave a mark on the diamond. However, if you decided to smack both gems with a hammer (please don’t try this at home), the diamond …
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Art Deco vs. Art Nouveau Style Jewelry
… of jewelry design. Art Nouveau jewelry celebrates nature’s beauty with flowing forms and intricate details, and Art Deco jewelry epitomizes the modern era’s sophistication and geometric precision. Both styles have left an indelible mark on the world of jewelry, continuing to inspire designers and collectors alike with their timeless elegance and innovative craftsmanship. Whether you’re drawn to the organic allure of Art Nouveau or the bold symmetry of Art Deco, we at …
