Official NBA game balls are preferred by collectors.
Only buy signed items certified by PSA/DNA , JSA (James Spence) , or Beckett (BAS) . larry bird memorabilia buying guide
A PSA 10 (Gem Mint) rookie card can be worth six figures, while a PSA 5 is worth a fraction of that. Official NBA game balls are preferred by collectors
A genuine Bird-signed basketball rarely sells for under $300. JSA (James Spence)