The Spectrum Network is a website dedicated to Colored Gemstones, Gemological Information and is the home of the famous interactive Gem, Mineral and Jewelry Show Calendar. Our inte ...
BELENKY BROTHERS Established 1919 BELENKY GALLERY Fine Jewels and Contemporary Art. This hip, downtown gallery sports one amazing collection of jewels. Belenky Brothers has been Ne ...
SICUSA-GEMS is an international diamond, gemstone and jewelry trade and consulting firm with disciplines in all aspects of the international diamond, gemstone and jewelry industry, ...