Cooper Flagg [Refractor Green] #SF-21 Price Guide
Basketball · Basketball Cards 2025 Topps Chrome Sleek Finishers
Cooper Flagg [Refractor Green] #SF-21 (Basketball Cards 2025 Topps Chrome Sleek Finishers) is currently worth $215 raw (near mint) and $552 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 | $215 |
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?
Worth grading only if it gems
A PSA 10 Cooper Flagg [Refractor Green] #SF-21 brings $552 versus $215 raw — a $337 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($225) only about breaks even after fees, so the case rests on gemming.
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Cooper Flagg [Refractor Green] #SF-21 — frequently asked
How much is Cooper Flagg [Refractor Green] #SF-21 (Basketball Cards 2025 Topps Chrome Sleek Finishers) worth?
As of Sep 4, 2026, Cooper Flagg [Refractor Green] #SF-21 (Basketball Cards 2025 Topps Chrome Sleek Finishers): an ungraded near-mint copy sells for about $215, a PSA 10 sells for about $552, a PSA 9 for about $225. Values come from the PriceCharting price guide and are refreshed weekly.
How much is a PSA 10 Cooper Flagg [Refractor Green] #SF-21 worth?
As of Sep 4, 2026, a PSA 10 (Gem Mint) Cooper Flagg [Refractor Green] #SF-21 (Basketball Cards 2025 Topps Chrome Sleek Finishers) sells for about $552, compared with $215 for a raw near-mint copy.
Is Cooper Flagg [Refractor Green] #SF-21 worth grading?
A PSA 10 Cooper Flagg [Refractor Green] #SF-21 brings $552 versus $215 raw — a $337 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($225) only about breaks even after fees, so the case rests on gemming.
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.