OUR PARENT COMPANY

With over 20 years experience in the grading and authentication business, Collectors Universe brands are among the strongest and best known in their respective markets.

Collectors Universe, Inc. is the world’s largest group of authentication and grading laboratories. In fiscal year 2007, Collectors Universe, Inc. graded over 3.1 million items valued at approximately $1.8 billion. Collectors Universe, Inc. authenticates, grades, and publishes authoritative information about collectible coins, sports cards, autographs, stamps, currency, diamonds and colored gemstones.

Brands include:

• Professional Coin Grading Service (PCGS)
• Professional Sports Authenticator (PSA)
• PSA/DNA Authentication Services (PSA/DNA)
• Professional Stamp Experts (PSE)
• PCGS Currency
• Gem Certification & Assurance Lab (GCAL)
• American Gemological Laboratories (AGL)

In 2005, GCAL became a wholly owned company of Collectors Universe, Inc. GCAL is the only diamond grading laboratory in the world that is part of a publicly traded company (NASDAQ: CLCT). As such, GCAL is part of the overall operations that are regulated by the United States Securities and Exchange Commission. This means that GCAL submits to government regulations for transparency, disclosure and integrity.

The considerable support and resources of Collectors Universe, Inc. make it possible for GCAL to maintain the highest standards of grading through its ability to acquire the best experts and latest technologies, and offer its premium certificates globally.