PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.11 |
| PSA 9 | $19.81 |
| PSA 10 | $56.26 |
| BGS 10 | $73 |
| CGC 10 | $34 |
| SGC 10 | $34 |
TCGplayer market price: $1.14 (as of 2026-10-20)
Market context: ungraded price -43.7% over 30 days. -9.0% over 90 days. PSA 10 premium: 50.7× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-platinum/pokemon-platinum-looker-s-investigation-109