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PSA 10: Median of 15 sales, last 45 days · newest Oct 14, 2026 · checked Oct 25, 2026
PSA 9: Median of 15 PSA 9 sales in the last 90 days, latest 2026-10-20. Grade 9 guide (all graders): $493.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Giovanni's Machamp (Gym Challenge #6) at $242 market price (TCGplayer market). Its Delta multiple is 12.3x.
A PSA 10 Giovanni's Machamp (Gym Challenge #6) is currently shown at $2,975, the median of 15 PSA 10 sales in the last 45 days (newest Oct 14, 2026).
Showing the latest 12 of 26 stored PSA 10 comps.