1966 Topps Mike Cuellar #566
1966
See all Mike Cuellar cards & values$18.09est. value (ungraded)
Prices updated 2026-10-23
Based on recorded sold prices how we price cards
Price by month
Average price of the 1966 Topps Mike Cuellar #566 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 | $18.09 | — |
Mike Cuellar prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $18.09 | Buy on eBay ↗ |
| PSA 7 | $48.87 | Buy on eBay ↗ |
| PSA 8 | $74.00 | Buy on eBay ↗ |
| PSA 9 | $315.88 | Buy on eBay ↗ |
| Grade 9.5 | $782.30 | Buy on eBay ↗ |
| PSA 10 | $2,838.84 | Buy on eBay ↗ |
| BGS 10 | $3,690.00 | Buy on eBay ↗ |
| CGC 10 | $1,136.00 | Buy on eBay ↗ |
| SGC 10 | $1,703.00 | Buy on eBay ↗ |
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Affiliate — we may earn a commission1966 Topps Mike Cuellar #566 value & prices
The 1966 Topps Mike Cuellar #566 is a Baseball card released in 1966. Ungraded copies carry a market value of about $18.09.
An ungraded copy is worth around $18.09, a PSA 9 around $315.88, a PSA 10 (Gem Mint) around $2,838.84, a pristine BGS 10 around $3 and690.00. That's roughly a 157× 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 $18.09 and top grades reaching $2,838.84, 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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