Stephon Marbury #1 Price Guide
Basketball · Basketball Cards 1999 SkyBox Apex Jam Session
Stephon Marbury #1 (Basketball Cards 1999 SkyBox Apex Jam Session) is currently worth $15.32 raw (near mint) and $203 in PSA 10 (as of Sep 4, 2026). Values come from the PriceCharting price guide and are refreshed weekly. Grading is the single biggest value lever — check the raw-to-PSA-10 gap below, then scan your copy to see if its centering makes the grade.
Current prices
Raw (ungraded)
| Ungraded | $15.32 |
Graded — grade ladder
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Last updated 2026-09-04 · Source: the PriceCharting price guide
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Is it worth grading?
Strong grading candidate — 13× premium in PSA 10
A PSA 10 Stephon Marbury #1 sells for $203 against $15.32 raw: a $187 spread, 13× the ungraded price. A PSA 9 ($33.98) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Full grading break-even for Stephon Marbury #1: fee tiers, best grader, gem-rate math →
Should I pay this?
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Stephon Marbury #1 — frequently asked
How much is Stephon Marbury #1 (Basketball Cards 1999 SkyBox Apex Jam Session) worth?
As of Sep 4, 2026, Stephon Marbury #1 (Basketball Cards 1999 SkyBox Apex Jam Session): an ungraded near-mint copy sells for about $15.32, a PSA 10 sells for about $203, a PSA 9 for about $33.98. Values come from the PriceCharting price guide and are refreshed weekly.
How much is a PSA 10 Stephon Marbury #1 worth?
As of Sep 4, 2026, a PSA 10 (Gem Mint) Stephon Marbury #1 (Basketball Cards 1999 SkyBox Apex Jam Session) sells for about $203, compared with $15.32 for a raw near-mint copy.
Is Stephon Marbury #1 worth grading?
A PSA 10 Stephon Marbury #1 sells for $203 against $15.32 raw: a $187 spread, 13× the ungraded price. A PSA 9 ($33.98) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Where do these Basketball card prices come from?
Prices are the PriceCharting price guide, refreshed weekly. Raw values reflect near-mint (NM) ungraded copies; graded values are per grading company and grade.