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Fine Jewelry University Articles matching: “what does ci on a ring mean”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Alexandrite
… has been known around the world as one of the most sought-after gems for the better part of 200 years. But, what makes this stone so special? Gemology of Alexandrite Alexandrite is the extremely rare, color-change variety of a gem …’s crystal structure. It absorbs most wavelengths of light very well, only transmitting green and red light. This means that depending on the light source the stone will reflect more of the accent colors of light. Since fluorescent light …
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Synthetic Gems: The Whole Story
…rare in their stunning beauty. These four gems have been coveted by rulers and the rich for thousands of years. But, what if anyone could own them? At gem shows and museums, I have seen jaw dropping rubies, sapphires and emeralds. These … price. Just a one carat gem could cost $3,000 and more. Most of the time people don’t wear them as an engagement ring where people can spend over $10,000 routinely. The answer was to find a less expensive way to have these gems. It took …
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Diamond Brokering
…hunting system makes the diamond buying experience a positive one. Please feel free to ask any questions and explore what we can do for you. Using a gemologist diamond broker to guide you through your diamond purchase insures the mastery … us. Our brokerage has links to hundreds of diamond importers, wholesalers, dealers and traders. We use high-tech means to reach the most sophisticated companies and low-tech to mine even one person operations all with the goal of finding…
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How to Tell If a Diamond Is Natural or Lab Grown
…real? This is a question we get all the time, and it’s not as simple as you might think. First, you have to decide what “real” means. If you are not familiar with lab grown diamonds, you might want to check out our introduction to lab … top gem labs and jewelry manufacturers daily, and it has already helped us catch undisclosed lab grown diamonds. It does not suffer from many of the limitations of the Type IIa tester, and it even works on diamonds that are set in …
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Caring for and Cleaning Your Jewelry
… in a sink, take the precaution of plugging the drain and using a small screen strainer. How to Care for Jewelry What is the hardest natural substance on earth? Diamonds. Legend says diamonds are indestructible. Diamonds are remarkable … from touching one another when you wear or store them. Diamonds are crystals that grow with a cleavage plane. This means a sharp blow on a vulnerable spot can chip or break the stone. This does not mean that diamonds are not very durable…
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The Magic of Polarized Light
… polarized light on a daily basis when we put on our sunglasses, turn on our TV, or sit down at our computer. But, what is polarized light exactly, and why is my jeweler writing about it? It turns out that polarized light is actually a …of the molecules are aligned with each other so only a certain vibrational direction of light can pass through. This means that all of the light that passes through a polarizing filter is “polarized.” Common Uses for Polarizing Filters …
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Jewelry Solder: What You Should Know
Solder is the unseen “glue” that holds most jewelry together. If you have ever had a ring sized, a chain repaired, or your wedding set joined together, you have very likely seen solder in action. But, what … will focus our discussion on gold jewelry, but the same concepts also apply to silver and platinum as well. If your ring is made out of 14 karat gold, you know that approximately 56% of it is gold with the rest being made up by a variety…of their unique properties of the final alloy changing its color, hardness, flexibility, and more. That’s great, but what does this have to do with solder? With solder a different set of alloy metals are used than with regular karat gold …
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Gem in the Spotlight: Aquamarine
Aquamarine derives its name from the Latin which literally means “seawater,” a tribute to its beautiful blue color. As a member of the beryl family, Aquamarine has some illustrious… was believed to guarantee a happy marriage Best known for its beautiful blue color, aquamarine was used to bring happiness, eternal youth, and control passion. In the body, aquamarine was thought to reduce swelling, prevent convulsions, … says, “to dream of aquamarine signifies the making of new friends.” Another saying is, “to wear aquamarine earrings brings love and affection.” Aquamarine as a precious stone has always been popular. In ancient times, the aquamarine was …
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Frequently Asked Question about Jewelry
… jewelry in general. If you have a question you’d like answered, please contact us and we would be happy to help. What is a Gemologist? A gemologist is one who studies gems and jewelry scientifically, who knows and identifies them, can … professionals must keep up with current advancements in the field. The pace of change in the gem industry is staggering. What is Moissanite? Moissanite is lab-created silicon carbide. It has become an excellent diamond imitation since it…
