How much is a BGS 7 Psyduck #104 worth?
The BGS 7 Psyduck #104 from Aquapolis (English) has a median market value of $218 — an estimated reference value from aggregated sold data.
Is a BGS 7 Psyduck #104 worth more than ungraded?
Yes. A BGS 7 copy has a median value of $218 versus about $492 ungraded — roughly a 0.4× premium for the BGS 7 grade.
Where do PokéTT's BGS 7 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the BGS 7 grade — not a single outlier sale — so the mark reflects the true market.