GIA – Gemological Institute of America
The Gemological Institute of America is the world’s foremost authority in Gemology & Diamond Grading.
RAPNET – NevadaCoinMart is the member of The world’s most powerful diamond trading platform
Better Business Bureau
BBB Accredited Business with A+ Rating
NGC – Numismatic Guaranty Corporation
Third-party coin certification from NGC ensures that your coin has been impartially certified by the industrys leading numismatic experts.
PMG – Paper Money Guaranty
Paper Money Guaranty (PMG) is a professional paper money grading company headquartered in Sarasota, Florida. Learn about PMG’s professional paper.
PCGS – Professional Currency Grading Service
PCGS Currency is the market leader in third-party grading and authentication, grading more than 700,000 notes
PCGS – Professional Coin Grading Service
Professional Coin Grading Service (PCGS) is an authentication and grading service for rare coins.
JWC – Jewelers Vigilance Committee<
Official web site of the Jewelers Vigilance Committee, formed in 1917 to provide education and self-regulation to the jewelry industry.
ANA – American Numismatic Association
The American Numismatic Association (ANA) is devoted to the advancement and study of numismatics. Founded in 1891.