Warning: You appear to be using an obsolete browser, and soon you may not be able to access our website. We strongly recommend that you upgrade your browser as soon as possible.

Search Results

Fine Jewelry University Articles matching: “what does ci on a earing mean”

Showing only FJU Article results. Click here to show all results.

Fine Jewelry University (Show All FJU Articles)

  1. diamond brokering service in sacramento

    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…

  2. A group of alexandrite jewelyr and loose gems shown in different light to demonstrate color change

    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 …

  3. Beautiful iolite jewelry and loose gemstones

    Gem in the Spotlight: Iolite

    … than Emerald or Topaz. Because of this, some extra care should be taken with your iolite jewelry. Try to avoid wearing it in situations where it might be hit against hard objects to keep it free from cracks and small chips. Iolite is a … 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 color you see is the …

  4. Nickel in jewelry can cause allergic reactions

    What to Do When Your Ring Irritates Your Skin

    …. This means that even if nothing changed it is possible to suddenly become allergic to jewelry that you have been wearing trouble free for many years. and reactions to metals can begin hours to days after contact and may last for several …. Don’t worry. There are many options you have when faced with this problem. The first step is to try to determine what the cause of the irritation is. There are actually several different possible causes and it’s easy to waste a lot of …

  5. 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…

  6. Three loose rubies in a row triangle oval and pear shaped

    Gem in the Spotlight: Ruby

    … insignia believed to protect the wearer from injury and to keep them safe and healthy. Many cultures believed that wearing rubies in battle made warriors invincible and protected them from harm. Innumerable powers have been associated with…, but are still vulnerable to breakage and chipping. Don’t apply hairspray, makeup, lotions and the like while wearing rubies. They can leave residue on the ruby that will dull their shine. Some rubies may have been filled or treated to …

  7. Retipping is an important jewelry repair technique

    Jewelry Repair FAQ

    … stopping in every 6 months to a year . 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… bottom of the ring with the other. If you hear a rattling sound, a gemstone might be loose. We recommend you stop wearing the ring immediately and bring it in so one of our jewelers can evaluate it for you. Another test you can do is to …

  8. Polarized light diagram

    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 …

  9. Alternative metal wedding band options for men

    Alternative Metals for Men’s Jewelry

    … Greek giants who ruled the earth and personified different forces of nature. There are some potential cons to wearing a titanium ring that you should consider. Titanium rings can be cut off with a diamond-tip ring cutter, but because of … gold and platinum, but it is much more affordable. Tungsten carbide bands are extremely scratch resistant. Tungsten does not bend out of shape due to its hardness which can be a safety feature which we will discuss later. It is …