PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $0.38 |
| PSA 8 | $0.99 |
| PSA 9 | $7.5 |
| PSA 10 | $32.97 |
| BGS 10 | $43 |
| CGC 10 | $20 |
| SGC 10 | $20 |
TCGplayer market price: $0.31 (as of 2026-10-20)
Market context: ungraded price -5.0% over 30 days. -69.8% over 90 days. PSA 10 premium: 86.8× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-breakthrough/pokemon-breakthrough-professor-s-letter-146