![Ken Griffey Jr. [Double] #T27 Baseball Cards 1999 Upper Deck Textbook Excellence trading card — raw and PSA graded price guide](https://i.ebayimg.com/images/g/RcAAAeSwJAVqSE8M/s-l1600.jpg)
Ken Griffey Jr. [Double] #T27 Price Guide
Baseball · Baseball Cards 1999 Upper Deck Textbook Excellence · Released 1999
Ken Griffey Jr. [Double] #T27 (Baseball Cards 1999 Upper Deck Textbook Excellence) is currently worth $22.62 raw (near mint) and $550 in PSA 10 (as of Jul 11, 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 | $22.62 |
Graded — grade ladder
| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $550 | $330 | $715 | $330 | — |
| 9.5 | — | — | — | — | $165 |
| 9 | — | — | — | — | $18.12 |
| 8 | — | — | — | — | $10.63 |
| 7 | — | — | — | — | $9.00 |
Last updated 2026-07-11 · Source: the PriceCharting price guide
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Is it worth grading?
Strong grading candidate — 24× premium in PSA 10
A PSA 10 Ken Griffey Jr. [Double] #T27 sells for $550 against $22.62 raw: a $527 spread, 24× the ungraded price. A PSA 9 ($18.12) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Full grading break-even for Ken Griffey Jr. [Double] #T27: fee tiers, best grader, gem-rate math →
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Ken Griffey Jr. [Double] #T27 — frequently asked
How much is Ken Griffey Jr. [Double] #T27 (Baseball Cards 1999 Upper Deck Textbook Excellence) worth?
As of Jul 11, 2026, Ken Griffey Jr. [Double] #T27 (Baseball Cards 1999 Upper Deck Textbook Excellence): an ungraded near-mint copy sells for about $22.62, a PSA 10 sells for about $550, a PSA 9 for about $18.12. Values come from the PriceCharting price guide and are refreshed weekly.
How much is a PSA 10 Ken Griffey Jr. [Double] #T27 worth?
As of Jul 11, 2026, a PSA 10 (Gem Mint) Ken Griffey Jr. [Double] #T27 (Baseball Cards 1999 Upper Deck Textbook Excellence) sells for about $550, compared with $22.62 for a raw near-mint copy.
Is Ken Griffey Jr. [Double] #T27 worth grading?
A PSA 10 Ken Griffey Jr. [Double] #T27 sells for $550 against $22.62 raw: a $527 spread, 24× the ungraded price. A PSA 9 ($18.12) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Where do these Baseball 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.
Is your baseball card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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