2026 Bowman Chrome GPK Mike Piazza #GPK-31
2026
See all Mike Piazza cards & values$337.50est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Price by month
Average price of the 2026 Bowman Chrome GPK Mike Piazza #GPK-31 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 | $337.50 | — |
Mike Piazza prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $337.50 | Buy on eBay ↗ |
| PSA 8 | $333.06 | Buy on eBay ↗ |
| PSA 9 | $587.10 | Buy on eBay ↗ |
| Grade 9.5 | $1,118.71 | Buy on eBay ↗ |
| PSA 10 | $1,737.23 | Buy on eBay ↗ |
| BGS 10 | $2,258.00 | Buy on eBay ↗ |
| CGC 10 | $1,042.00 | Buy on eBay ↗ |
| SGC 10 | $1,042.00 | Buy on eBay ↗ |
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Affiliate — we may earn a commission2026 Bowman Chrome GPK Mike Piazza #GPK-31 value & prices
The 2026 Bowman Chrome GPK Mike Piazza #GPK-31 is a Baseball card released in 2026. Ungraded copies carry a market value of about $337.50.
An ungraded copy is worth around $337.50, a PSA 9 around $587.10, a PSA 10 (Gem Mint) around $1,737.23, a pristine BGS 10 around $2 and258.00. That's roughly a 5.1× 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 $337.50 and top grades reaching $1,737.23, 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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