The 10 Most Valuable 2003 SP Signature Authentic Signature Basketball Cards
The most valuable 2003 SP Signature Authentic Signature Basketball card is the 2003 SP Signature Authentic Signature LeBron James #AS-LJ at $5,502.50 as of October 20, 2026.
By Ripbin Research · Updated 2026-10-20 · prices from live market data
Shop 2003 SP Signature Authentic Signature Basketball cards on eBay
Affiliate — we may earn a commissionThe 10 most valuable 2003 SP Signature Authentic Signature Basketball cards in the Ripbin catalog carry a combined raw market value of $14,365.82, topped by a $5,502.50 card.
#12003 SP Signature Authentic Signature LeBron James #AS-LJ
$5,502.50PSA 10 ~$20,100.00
#22003 SP Signature Authentic Signature Kobe Bryant #AS-KB
$4,865.38PSA 10 ~$6,362.94
#32003 SP Signature Authentic Signature Dwyane Wade #AS-DY
$2,000.00PSA 10 ~$763.00#52003 SP Signature Authentic Signature Patrick Ewing #AS-PE
$339.02PSA 10 ~$648.88
#72003 SP Signature Authentic Signature Reggie Miller #AS-RM
$259.12PSA 10 ~$750.00
Just missed the cut
- #11 2003 SP Signature Authentic Signature Larry Bird #AS-LB$213.25
- #12 2003 SP Signature Authentic Signature Yao Ming #AS-YM$212.25
- #13 2003 SP Signature Authentic Signature Magic Johnson #AS-MA$191.50
- #14 2003 SP Signature Authentic Signature John Stockton #AS-ST$155.90
- #15 2003 SP Signature Authentic Signature Tracy McGrady #AS-TM$150.94
- #16 2003 SP Signature Authentic Signature Bill Walton Gold #AS-WA$115.24
- #17 2003 SP Signature Authentic Signature Chris Bosh Gold #AS-CH$115.00
- #18 2003 SP Signature Authentic Signature Shawn Marion Gold #AS-SM$93.40
- #19 2003 SP Signature Authentic Signature Carlos Boozer Gold #AS-BO$85.81
- #20 2003 SP Signature Authentic Signature Paul Pierce #AS-PP$78.00
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