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Buy on Courtyard
60372be73b295da479a1077c5a09a19415c7c2afed2ad48d1757bf3200e41afe
For saleCGC 9 MINTPokémonPolygon
1999 Base Set #51/102 Koffing (CGC 9 MINT)
Asking price$18.45USDCListed price updated 32 min ago
Buy on CourtyardValuation
Fair market valueEstimateGraded.Markets FMV · as of Aug 22 · how we price
$18.37
Platform estimateCourtyard Est. Value · not our FMV
$18.60Insured valuenot reported by platform
—Details
- Type
- Graded card
- Grading company
- CGC
- Grade
- 9 MINT
- Cert number
- 1401020736264
- Set
- Base Set
- Card number
- 51/102
- Year
- 1999
- Language
- English
- Franchise
- Pokémon
Price history — asks observed by Graded.Markets
First seen Aug 21, 2026, 4:03 PM · last synced 32 min ago · listed Aug 21, 2026, 3:47 PM. Data aggregated from Courtyard; FMV figures combine licensed market data calibrated against observed sales, provided as-is.