PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $6.99 |
| PSA 9 | $67.69 |
| PSA 10 | $204.92 |
| BGS 10 | $266 |
| CGC 10 | $74.99 |
| SGC 10 | $123 |
TCGplayer market price: $5 (as of 2026-08-29)
Market context: ungraded price +25.5% over 30 days. +100.3% over 90 days. PSA 10 premium: 29.3× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-holon-research/pokemon-japanese-holon-research-slowpoke-1st-edition-22