How much is a PSA 9 Erika's Vileplume #5 worth?
The PSA 9 Erika's Vileplume #5 from Gym Heroes (English) has a median market value of $232, with recent sales ranging $194 to $295 — based on 12 recent graded sales.
Is a PSA 9 Erika's Vileplume #5 worth more than ungraded?
Yes. A PSA 9 copy has a median value of $232 versus about $74.99 ungraded — roughly a 3.1× premium for the PSA 9 grade.
Where do PokéTT's PSA 9 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the PSA 9 grade — not a single outlier sale — so the mark reflects the true market.