Presidium Gem Tester II is a handheld device designed to test gemstones’ authenticity. It has
While searching for the perfect diamond ring can be extremely exciting, the more information you
A diamond tester is a necessary tool for any retailer looking to ensure that the
A jewelers loupe is a magnifying glass used to inspect gemstones and jewelry. It is
Moissanite is a beautiful alternative to diamond. How do you know whether the engagement ring
A diamond tester is a device used to determine whether a given object is a
Do you own diamond jewelry? Nowadays, many people prefer this metal jewelry like bracelets, rings,