Ripbin
Scan

The 10 Most Valuable 2003 SP Authentic Signatures Basketball Cards

The most valuable 2003 SP Authentic Signatures Basketball card is the 2003 SP Authentic Signatures Michael Jordan #MJ-A at $4,961.50 as of October 20, 2026.

By Ripbin Research · Updated 2026-10-20 · prices from live market data

Shop 2003 SP Authentic Signatures Basketball cards on eBay

Affiliate — we may earn a commission

The 10 most valuable 2003 SP Authentic Signatures Basketball cards in the Ripbin catalog carry a combined raw market value of $14,356.31, topped by a $4,961.50 card.

  1. 2003 SP Authentic Signatures Michael Jordan #MJ-A

    #12003 SP Authentic Signatures Michael Jordan #MJ-A

    $4,961.50PSA 10 ~$32,820.89
    Full price guide →See eBay listings ↗
  2. 2003 SP Authentic Signatures Kobe Bryant #KB-A

    #22003 SP Authentic Signatures Kobe Bryant #KB-A

    $3,987.50PSA 10 ~$9,988.76
    Full price guide →See eBay listings ↗
  3. 2003 SP Authentic Signatures LeBron James #LJ-A

    #32003 SP Authentic Signatures LeBron James #LJ-A

    $3,365.00PSA 10 ~$13,000.00
    Full price guide →See eBay listings ↗
  4. 2003 SP Authentic Signatures Patrick Ewing #PE-A

    #42003 SP Authentic Signatures Patrick Ewing #PE-A

    $496.00PSA 10 ~$749.99
    Full price guide →See eBay listings ↗
  5. 2003 SP Authentic Signatures Dwyane Wade #DY-A

    #52003 SP Authentic Signatures Dwyane Wade #DY-A

    $300.00PSA 10 ~$720.13
    Full price guide →See eBay listings ↗
  6. 2003 SP Authentic Signatures Julius Erving #JE-A

    #62003 SP Authentic Signatures Julius Erving #JE-A

    $299.39PSA 10 ~$425.00
    Full price guide →See eBay listings ↗
  7. 2003 SP Authentic Signatures Kevin Garnett #KG-A

    #72003 SP Authentic Signatures Kevin Garnett #KG-A

    $275.00PSA 10 ~$447.05
    Full price guide →See eBay listings ↗
  8. 2003 SP Authentic Signatures Yao Ming #YM-A

    #82003 SP Authentic Signatures Yao Ming #YM-A

    $247.86PSA 10 ~$610.00
    Full price guide →See eBay listings ↗
  9. 2003 SP Authentic Signatures Larry Bird #LB-A

    #92003 SP Authentic Signatures Larry Bird #LB-A

    $219.10PSA 10 ~$511.93
    Full price guide →See eBay listings ↗
  10. 2003 SP Authentic Signatures Carmelo Anthony #CY-A

    #102003 SP Authentic Signatures Carmelo Anthony #CY-A

    $204.96PSA 10 ~$660.00
    Full price guide →See eBay listings ↗

Just missed the cut

Players in this guide

Michael Jordan cardsKobe Bryant cardsLeBron James cardsPatrick Ewing cardsDwyane Wade cardsJulius Erving cardsKevin Garnett cardsYao Ming cardsLarry Bird cardsCarmelo Anthony cardsTracy McGrady cardsEmanuel Ginobili cards

More Basketball guides

Most Valuable Michael Jordan CardsMost Valuable Lebron James CardsMost Valuable Stephen Curry CardsMost Valuable Jordin Canada CardsMost Valuable Kostas Antetokounmpo CardsMost Valuable Jamal Crawford CardsMost Valuable Tim Thomas CardsMost Valuable Rondae Hollis Jefferson CardsMost Valuable Dearica Hamby CardsMost Valuable Marcus Zegarowski Cards
Full 2003 SP Authentic Signatures Basketball checklist →Card investing reports →
2003 SP Authentic Signatures BasketballBasketball cardsmost valuable cardscard valuesprice guide

More 2003 SP Authentic Signatures Basketball cards on eBay

Affiliate — we may earn a commission