1977 O Pee Chee Jerry Koosman #26
1977
See all Jerry Koosman cards & values$1.44est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Price by month
Average price of the 1977 O Pee Chee Jerry Koosman #26 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 | $1.44 | — |
Jerry Koosman prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $1.44 | Buy on eBay ↗ |
| PSA 8 | $9.50 | Buy on eBay ↗ |
| PSA 9 | $20.67 | Buy on eBay ↗ |
| Grade 9.5 | $23.00 | Buy on eBay ↗ |
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Affiliate — we may earn a commission1977 O Pee Chee Jerry Koosman #26 value & prices
The 1977 O Pee Chee Jerry Koosman #26 is a Baseball card released in 1977. Ungraded copies carry a market value of about $1.44.
An ungraded copy is worth around $1.44 and a PSA 9 around $20.67.
Is it worth grading?
The spread between raw ($1.44) and top-graded ($20.67) copies is fairly tight, so grading this card only makes financial sense for truly flawless copies — or for collectors who simply prefer slabbed cards for protection and display.
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