Professional Coin Grading Service is an American third-party coin grading, authentication, attribution, and encapsulation service founded in 1985. The intent of its seven founding dealers, including t
PCGS certified 1904-O MS 63 in a coin slab
Coin slab
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A coin slab is a type of holder for a coin. Slabbed coins are typically from coin grading companies. The practice of sending coins to third-party grading companies and then "slabbing" them began in 19
Professional Coin Grading Service
…receive a numerical grade from PCGS. However, upon request, they can still be authenticated and assigned verbal "details" grades. The PCGS holder, or a Coin slab which is made of clear, inert plastic and is stackable. Anti-counterfeiting measures include a hologram on the back, markings within the holder, and…
Graded Morgan dollars within a variety of coin slabs. Top left NGC, ANACS, PCGS, bottom left ANACS, PCGS
Reverse of PCGS coin slab with hologram in upper right corner