1988 Star Silver Edition Ken Griffey Jr. Promo
1988
See all Ken Griffey Jr. cards & values$699.00est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Price by month
Average price of the 1988 Star Silver Edition Ken Griffey Jr. Promo each month, from 1 recorded price reading. Prices are re-checked regularly; a month's average counts each day from that month's first reading at the price that held that day.
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $699.00 | — |
Ken Griffey Jr. prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $699.00 | Buy on eBay ↗ |
| PSA 7 | $3,882.25 | Buy on eBay ↗ |
| PSA 8 | $4,750.00 | Buy on eBay ↗ |
| PSA 9 | $13,778.00 | Buy on eBay ↗ |
| Grade 9.5 | $15,156.00 | Buy on eBay ↗ |
| PSA 10 | $16,470.00 | Buy on eBay ↗ |
| BGS 10 | $21,411.00 | Buy on eBay ↗ |
| CGC 10 | $9,882.00 | Buy on eBay ↗ |
| SGC 10 | $9,882.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission1988 Star Silver Edition Ken Griffey Jr. Promo value & prices
The 1988 Star Silver Edition Ken Griffey Jr. Promo is a Baseball card (Promo parallel) released in 1988. Ungraded copies carry a market value of about $699.00.
An ungraded copy is worth around $699.00, a PSA 9 around $13,778.00, a PSA 10 (Gem Mint) around $16,470.00, a pristine BGS 10 around $21 and411.00. That's roughly a 24× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.
Is it worth grading?
With raw copies near $699.00 and top grades reaching $16,470.00, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.
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