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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Rhyperior (Diamond & Pearl #12) at $8.34 market price (TCGplayer market). Its Delta multiple is 21.7x.
A PSA 10 Rhyperior (Diamond & Pearl #12) is currently shown at $170. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 6.84% gem rate for Rhyperior (Diamond & Pearl #12), with 8 PSA 10 copies out of 117 total PSA grades and a 21.7x Delta. That describes the grading profile; it is not financial advice.