
Know What
Your Collection
Is Actually Worth.
The digital auction floor where game-worn jerseys, signed rookie cards, and championship rings change hands under timed bidding wars.

NBA Finals Lots Closing Tonight
8 authenticated lots · Bidding closes at midnight ET

Michael Jordan 1986 Fleer
Rookie Card · #57

LeBron James Game Jersey
2016 NBA Finals · #23

Kobe Bryant 1996-97 Topps Chrome
Refractor Rookie · #138

Magic Johnson Signed Basketball
1987 Championship · Full Sig

Shaquille O'Neal Game Shoes
2000 Finals MVP · Size 22

Stephen Curry 2009-10 Panini Prizm
Silver Prizm RC · #321

Larry Bird 1980-81 Topps
Rookie Card · #74

Giannis Antetokounmpo
2021 Finals Game-Worn Headband
Collectors who know
what they're doing.
Grail told me my Jeter rookie was worth $8,400. Three days later I sold it for $8,750. The market data is genuinely accurate — not inflated to get your listing.

Recent Sales





What's Your Collection
Actually Worth?
Five steps. Real market data. No fluff.
What sport?
Select the sport your item is from.
Already know what you want? Browse live lots →
Every lot authenticated.
No exceptions.

The world's largest third-party trading card authentication service with 50M+ cards graded.

Precision sub-grade scoring across centering, corners, edges, and surface — the standard for modern cards.

The premier authenticator of game-used and game-worn memorabilia for major North American sports leagues.
Top Consignors
Verified sellers with track records.



