How much is a PSA 10 Eevee EX #167 worth?
The PSA 10 Eevee EX #167 from Prismatic Evolutions (English) has a median market value of $655, with recent sales ranging $570 to $744 — based on 20 recent graded sales.
Is a PSA 10 Eevee EX #167 worth more than ungraded?
Yes. A PSA 10 copy has a median value of $655 versus about $175 ungraded — roughly a 3.7× premium for the PSA 10 grade.
Where do PokéTT's PSA 10 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the PSA 10 grade — not a single outlier sale — so the mark reflects the true market.