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PSA 10: Last PSA 10 sale $40.00 on Jan 12, 2022 · checked Oct 25, 2026
PSA 9: Median of 2 PSA 9 sales in the last 90 days, latest 2026-09-13. Grade 9 guide (all graders): $13.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
A PSA 10 Cosmog (Promo #SM42) is currently shown at $40.00. GemDelta labels this as the latest stored PSA 10 sale, which is older than the sales window; no sales were found inside that window.
| Date | Listing | Sale |
|---|---|---|
| Jan 12, 2022 | 2017 Pokemon Sun & Moon COSMOG Holo SM42 PSA 10 Gem Mint Black Star Promo 3 pack #SM42 | $40.00 |
| Sep 13, 2021 | 2017 Pokemon Sun & Moon COSMOG Holo SM42 PSA 10 Gem Mint Black Star Promo 3 pack | $21.52 |