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Fine Jewelry University Articles matching: “Light amethyst”
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Fine Jewelry University (Show All FJU Articles)
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
…romance makes all who receive one the center of their universe. A diamond’s beauty energizes the whole person with a light show unique in the gem world. Diamonds are unique, just like the love it expresses, but unlike love we must put a …Third, trust your eyes. All the numbers and angles and percentages tell anyone is how well will this diamond do it’s light show. Look for the life of the diamond and you will know its cut. Find the brilliance, fire, sparkle you want and …
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Gem in the Spotlight: Ruby
… of 1.762-1.770 and a specific gravity of 4.00. A unique optical property of rubies is that they emit fluorescent light at a very specific wavelength (694 nanometers) under certain conditions. Scientists used this fact to build the world’s…. Soak the piece for 15 minutes, and then clean with a soft brush. Rinse with clear water and examine under good light for any remaining residue. If there is any, repeat the process. You can use an ultrasonic cleaning machine with rubies, …
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The History of Diamond Cuts
… angle which is like the engine for the brilliance of a diamond. The crown, by contrast, is like a lens focusing the light show of a diamond. So, the Old European cut diamonds create the brilliance but do not concentrate the show straight … cut is a product of math and science. Marcel Tolkowsky analyzed diamond brilliance in the way they take white light and break it into its spectral hues and direct it to impress the wearer. Tolkowsky’s calculations serve as the basis for …
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How to Sell Your Jewelry
… add zero to the value. The two critical factors are the gem itself and the condition. Some gems have a higher value then others. A natural ruby is worth many times more then a synthetic ruby. Diamonds are generally more valuable then amethysts. Knowing your gem’s grade and rarity will help with understanding its value. The condition of the gem is critical to the value. Some chips and abrasions can justify the repolishing cost. But in most cases chips and scratches will …
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Is a Lab Grown Diamond Right for Me?
…parents’ parents, and so on going back hundreds of years wore natural diamonds. A natural diamond has likely spent millions of years under pressure, being refined by processes of the earth before it was discovered and brought to the light. Some of the romance is lost when you compare this to the sterile environment of a modern lab. Should I buy a lab grown diamond? This decision is, of course, up to you. Don’t let yourself be pressured or guilt tripped into buying a …
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Gem in the Spotlight: Jade
…, and can be taken to a high 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 (…: A silicate rich in sodium and aluminum Refractive index: 1.652-1.688 Hardness: 6.5-7 Toughness: Exceptional (only slightly less than nephrite) Specific gravity: 3.3 Simulant and Synthetics Jade Jade has been replicated and imitated over …
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Jewelry Repair FAQ
… . If your ring is white gold and rhodium plated, you may notice the plating wearing off and the ring taking on a slight yellowish hue. If this bothers you, you can stop by more often to have it replated. Some jewelry with very fragile …
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Types of Jewelry Clasps
…rings) because of their size and shape. CONS Size and Bulk – Lobster clasps can be a little bulky and heavy for thin light weight chains and can be a little more expensive than alternatives. Ease of Use – Yes, this is also listed as a “Pro…tab back to open the clasp and release it to let the clasp close. PROS Weight – Spring Rings are typically small and lightweight and so they don’t weigh down lightweight chains like other clasps can. Simplicity – The overall design and …
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How to Sell Jewelry on eBay and Other Websites
Safeguards and presentation are critical when selling jewelry online Take a few great photos of your jewelry from different angles. Think about how you want to present your jewelry. Do you want a detailed description, or light beautiful statement, or a story? You must have a way for them to buy and return without losing the money or jewelry. An escrow account is usually a good option or you can get paid first. Take a photo before you ship in case the …
