Get the GemGuide for pricing the world’s most precious gems.
Providing wholesale gemstone pricing, appraisal software, education, and appraisal tools for the jewelry industry.
The Industry Leader for Gem Pricing and Market Information. True, reliable, researched, wholesale prices for diamonds, colored gems, pearls and opals. Choose a subscription model that works for your business.
The GemGuide Appraisal Software (GAS) is jewelry appraising software made easy and fast, increasing profitability.
World of Color
Accurately describe, grade, and price all colored gems. Based on Munsell with over 1,400 colors.
Get Educated for Business.
The authority in precious gemstone pricing educating the industry on current pricing trends and gem treatments. We educate through classes, articles, speaking engagements and our own World of Gems conference. follow for more Roskingemnewsreport