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: “Diamond stamp”

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

Fine Jewelry University

  1. Opal Rings With Loose Opal Gemstones

    Gem in the Spotlight: Opal

    …”. Opal has a refractive index of 1.37 – 1.47 and a Mohs hardness of 5.5-6. This makes it one of the softest gemstones commonly used in jewelry. For reference, here are the Mohs hardness values for some other gemstones you may know: Diamond 10, Sapphire 9, Amethyst 7, and Peridot 6. Turquoise is about as hard as opal, but you would need to consider Pearl or Amber (both 2.5) to find a commonly used gem that is softer than opal. Common Opal Treatments There are several …

  2. See the Star White Gold difference

    Star White Gold

    … white is your white gold? Style, fashion, and beauty are all reasons to choose white gold. White gold compliments diamonds. White gold is bright. White gold has a pure reflexive look. White gold is white…or is it? White gold can be … above 32 on the Yellowness Index falls outside the “white gold” definition. Now don’t think after learning the diamond‘s four C’s you must learn the white gold grading chart. It won’t help learning the chart unless you have x-ray eyes. You …

  3. A globe icon with the beginning of a web address

    How to Sell Jewelry on eBay and Other Websites

    …Keep all of your shipping and insurance receipts in case the piece is damaged in transit. You must have a great description of your jewelry especially a nice gem because they could return it with a different gem (they could switch the diamond with a lower grade or even a CZ and claim that is what they got). If you use eBay, you have to be found, do the research on the best category and keywords for your item. Remember to add up all the cost of selling to set your price (…

  4. A group of tanzanite loose gems and rings

    Gem in the Spotlight: Tanzanite

    … traits in a gemstone. Tanzanite has them both. In fact, it is estimated that Tanzanite is 1,000 times rarer than diamond. But, what makes Tanzanite so popular is its color. Tanzanite’s gorgeous color is a captivating mix of blue and purple…. The Queen of Kilimanjaro tiara contains the largest faceted tanzanite in the world. The tiara also contains 913 diamonds and 803 tsavorite garnets all set in 18 karat white gold. It is owned by former Apple CEO Michael Scott who routinely …

Subscribe