Equipment, Books, and Courses for Testing Gems. The following courses, books and equipment are useful for testing gems. We give very approximate prices. Courses. GIA course on colored stones, followed by GIA...
HOW TO SPOT A FAKE BLUE STAR SAPPHIRE? BLUE STAR SAPHIRE sometimes displays a three-ray, six-point star. These star sapphires are cut in a smooth domed cabochon cut to display the effect. The star is best...
More and more jewelry lovers have begun to collect antique and estate jewelry to add to their collection, travelling greater distances and paying higher prices.For the gem lover antique and estate jewelry...