How much is a PSA 3 Venusaur #15 worth?
The PSA 3 Venusaur #15 from Base Set (English) has a median market value of $251, with recent sales ranging $231 to $1,100 — based on 3 recent graded sales.
Is a PSA 3 Venusaur #15 worth more than ungraded?
Yes. A PSA 3 copy has a median value of $251 versus about $250 ungraded — roughly a 1.0× premium for the PSA 3 grade.
Where do PokéTT's PSA 3 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the PSA 3 grade — not a single outlier sale — so the mark reflects the true market.