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PSA 10: Last PSA 10 sale $225.00 on Aug 25, 2025 · checked Oct 27, 2026
PSA 9: Median of 3 PSA 9 sales in the last 90 days, latest 2026-10-06. Grade 9 guide (all graders): $130.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
A PSA 10 Grumpig (Crystal Guardians #20) is currently shown at $225. GemDelta labels this as the latest stored PSA 10 sale, which is older than the sales window; no sales were found inside that window.
The Reverse Holo version of Grumpig (Crystal Guardians #20) is shown at $16.34 market price. That value is for this stored card variant, not the base printing.
| Date | Listing | Sale |
|---|---|---|
| Aug 25, 2025 | Pokemon Grumpig EX Crystal Guardians Reverse Holo Rare #20 PSA 10 Gem Mint | $225.00 |
| Jun 18, 2025 | Pokemon Ex 2006 Grumpig #20 Crystal Guardians Reverse Foil Holo Psa 10 *Pop 13* 20/100 | $132.00 |
| Jun 6, 2025 | Pokemon PSA 10 Gem Mint EX Crystal Guardians Reverse Holo Grumpig 20/100 (MD) 20/100 | $174.99 |
| Jun 5, 2025 | Pokemon Ex 2006 Grumpig #20 Crystal Guardians Reverse Foil Holo Psa 10 *Pop 13* 20/100 | $157.50 |
| Apr 28, 2025 | Pokemon Grumpig EX Crystal Guardians Reverse Holo Rare #20 PSA 10 Gem Mint | $71.00 |