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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Mew (Promo #BW98) at $500 market price (TCGplayer market). Its Delta multiple is 13.0x.
A PSA 10 Mew (Promo #BW98) is currently shown at $1,781. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.