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Fine Jewelry University Articles matching: “Gray diamonds”

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Fine Jewelry University (Show All FJU Articles)

  1. The 4 Cs of Diamonds

    Diamond Buying Guide: The 4 C’s

    If you understand how diamonds are graded, you have a better chance of finding the right one for you. At Arden Jewelers, our gemologists are more …the colorless range (D-F), and it’s set in yellow gold, it may appear to be much more yellow than it is. Fancy color diamonds are a fun, non-traditional option. While natural fancies can be very rare and extremely expensive, we now have the …a white diamond to almost any color you can imagine. You can read more about fancy diamond colors here. Clarity Most diamonds contain inclusions. Inclusions are natural birthmarks and useful as identifying characteristics. Clarity grading is …

  2. diamond brokering service in sacramento

    Diamond Brokering

    … you through your diamond purchase insures the mastery of the minute details in diamond evaluations. Did you know diamonds of the same grade could be thousands of dollars different in price? A subtle difference in a diamond impacts the price …value hunting system helps with: Locating the most reliable source with the best price Finding independent certified diamonds Locating correctly graded non-cert diamonds Finding the most beautiful diamond possible Arden Jewelers has over 20 …

  3. Opal Rings With Loose Opal Gemstones

    Gem in the Spotlight: Opal

    … can be absorbed, if the stones are subjected to them for long enough. A white opal can be darkened to have a gray body color, and gray opals can be darkened to have a black body color. A gemologist with right training and equipment will …. Amazingly, hydrophane opals can hold up to 20% water content. Types of Opal Black Opal : Revered for its dark gray to blackish body color, black opal is a captivating gem found exclusively in Australia’s Lightning Ridge and Mintabie. …

  4. The Difference Between White Gold and Platinum

    … fineness. Some manufacturers state what alloy they are using like 90% Platinum 10% Iridium. How white gold and platinum start out is one of the key differences. White gold even in the best mixture has a hint of yellow. Platinum is a gray white and will keep its color true. One big problem for white gold is the poor mixtures. Some manufactures of white gold look light yellow and never achieve the white look. It does not sound like a big problem because if you don’t like…

  5. Blue Zircon loose gems and jewelry

    Gem in the Spotlight: Blue Zircon

    … is often given different names for each of its colors, and Zircon is no exception. Here are examples of a few of them. Jacinth or Hyacinth refers to the yellow, orange, brown, or red variety of Zircon. Jargon is the colorless, pale gray, or pale yellow variety of Zircon. Matura Diamond is another trade name for colorless Zircon. Starlite is the name for the blue gem variety of Zircon. The color of Starlite is rarely natural, and is almost always heat treated. Of course…

  6. Collection of loose and mounted quartz gems of various types

    Gem in the Spotlight: Quartz

    …more than its fair share of misnomers. One famous one is “Alaska Diamond” for rock crystal alongside “Herkimer Diamonds” (see below). In recent times, the term “Green Amethyst,” which was commonly used for Prasiolite, has come under fire. It … (yes you read that correctly) slab of natural clear quartz and is one of the largest clusters ever found. Herkimer diamonds are a famous type of quartz not for their rarity, but for their ability to pass for diamonds to the untrained eye. Of…

  7. Single white round pearl on white background

    Gem in the Spotlight: Pearl

    … Taylor. During Taylor’s ownership, the pearl was set into a necklace designed by Cartier, which also included diamonds and rubies. The La Peregrina pearl is one of the largest and most perfectly symmetrical natural pearls in existence. It …are grown primarily in French Polynesia. They are known for their dark, rich colors, which range from dark green and gray to deep shades of blue and black. Tahitian pearls are generally large with an average size of 9mm to 18mm, and they …

  8. Caring for and Cleaning Your Jewelry

    How to Clean Jewelry A diamond’s spectacular beauty is due to its light show. Diamonds make light reflect, show its many colors, and dazzle. To perform its magic the diamond must be clean. Diamonds are … toothpaste or toothpowder will also scratch the metals. This will take away the shine. Ammonia-based cleaners clean diamonds and gold well but they may hurt other gemstones. It is also not a good idea to soak jewelry for very long in ammonia…. Ultrasonic’s can damage other gemstones, know for certain it is safe to use. Ethyl alcohol is good for rinsing diamonds because it evaporates so quickly. Do not use any cleaning solutions that contain oil as they will spot and dull the …

  9. Frequently Asked Question about Jewelry

    … issued by a Gemological Laboratory describing a Loose Diamond. The laboratory will not issue certificates on Diamonds which are set in a mounting. A Diamond Certificate issues a “grade” indicating the physical properties of the Diamond “at … over a relatively short period of time. Appraisals are most often used for insurance purposes. What’s new with diamonds? Technology is changing the very nature of diamonds. First, new synthetic (man made) diamonds of gem quality are coming …