How much is a PSA 8 Misty's Golduck #12 worth?
The PSA 8 Misty's Golduck #12 from Gym Challenge (English) has a median market value of $170, with recent sales ranging $153 to $225 — based on 10 recent graded sales.
Is a PSA 8 Misty's Golduck #12 worth more than ungraded?
Yes. A PSA 8 copy has a median value of $170 versus about $130 ungraded — roughly a 1.3× premium for the PSA 8 grade.
Where do PokéTT's PSA 8 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the PSA 8 grade — not a single outlier sale — so the mark reflects the true market.