Basketball Card Auctions

Inscriptagraphs Memorabilia sells authenticated sports and entertainment autographs, led by a Jalen Brunson game-used New York Knicks debut basketball listed at $199,999.95 and a 2026 Team Canada Olympics jersey signed by McDavid, Crosby, McKinnon and Celebrini at $9,999.95. The Las Vegas Strip flagship inside the Flamingo Hotel also carries Michael Jordan collectibles, Frank Sinatra and Taylor Swift albums, and vintage neon signs. The retailer says it hosts in-person athlete and celebrity signings at its store, with upcoming events promoted through its social channels.

Upcoming auctions include the 2026 Fall Premier, running October 29 through November 15, with bidding opening October 29 for a 1-of-1 Topps Now card marking a 300th career home run and a 1977 match-worn jersey from a Argentinos Juniors debut, both headed to the sale. Also featured are a 1928-29 game-used bat, a 1921 Standard Biscuit Co. card, and a 2014 Wimbledon final racquet.