1988 Star Silver Edition Ken Griffey Jr. Seattle Mariners #9
1988
See all Ken Griffey Jr. cards & values$190.27est. 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. Seattle Mariners #9 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 | $190.27 | — |
Ken Griffey Jr. prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $190.27 | Buy on eBay ↗ |
| PSA 8 | $324.10 | Buy on eBay ↗ |
| PSA 9 | $380.55 | Buy on eBay ↗ |
| Grade 9.5 | $419.00 | Buy on eBay ↗ |
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Affiliate — we may earn a commission1988 Star Silver Edition Ken Griffey Jr. Seattle Mariners #9 value & prices
The 1988 Star Silver Edition Ken Griffey Jr. Seattle Mariners #9 is a Baseball card (Seattle Mariners parallel) released in 1988. Ungraded copies carry a market value of about $190.27.
An ungraded copy is worth around $190.27 and a PSA 9 around $380.55.
Is it worth grading?
With raw copies near $190.27 and top grades reaching $380.55, 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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