Why it stands out
Championship aura in sphere form.
Sports Memorabilia / Dumb money pick
Finals-Winning Signed Basketball (Celtics).
Yes, really.
Championship aura in sphere form.
Price last checked: $320,722.19.
Championship aura in sphere form. A signed basketball from title-level history is the collectible equivalent of a mic drop. It sits there silently while everyone in the room understands exactly what it is. Low volume, maximum flex. You are not here to save money. You are here to make a decision. Use the live retailer page before buying.
View the rich pickTake me back to the poor people stuff.
Editorial pick. Affiliate link. Prices and availability can change.
What to know
Price last checked around $320,722.19. Use the live retailer page before buying.
Editorial note
Updated March 1, 2026. Affiliate links may earn us a commission. Baller mode pages are niche picks for sports memorabilia shoppers who want one direct answer.