Sports Memorabilia Authentication

Game-Used jerseys are amongst the most desirable and valuable of all sports collectibles. They display much like art and can be the source of unlimited enjoyment. Unfortunately, the market is plagued by forgeries and altered examples. is the first panel-based game-used service of its kind, providing Photo-Matching and exemplar-driven comparative analysis Letters of Authenticity. Our services offer an incredible visual, adding confidence and value to your treasured collectibles.

Michael Jordan

Highest Price Ever Paid For A Game-Used Basketball Jersey ($273,904)

Johnny Unitas

Highest Price Ever Paid For A Game-Used Football Jersey ($118,230)

1977 Steve Carlton Philadelphia Phillies Game-Used & Autographed Home Jersey

NL Cy Young Award & Wins Leader Season


Early 1940s Joe DiMaggio New York Yankees Game-Used Home Flannel JerseY

Reasonable '41 Attribution — The 56-Game Hit Streak, MVP & Championship Season

P-M&G Infographic

exemplar-driven, comparative analysis & Uniform TIMELINE