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PSA 10: Last PSA 10 sale $240.50 on Nov 23, 2025 · checked Oct 27, 2026
PSA 9: Median of 1 PSA 9 sale in the last 90 days, latest 2026-10-15. Grade 9 guide (all graders): $42.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
A PSA 10 Silvally GX (Promo #SM91) is currently shown at $241. 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 |
|---|---|---|
| Nov 23, 2025 | Pokemon Silvally GX Bx. Black Star Holo Promo SM91 PSA 10 Gem Mint | $240.50 |
| Aug 6, 2025 | 2017 POKEMON SM BLACK STAR PROMO SHINY SILVALLY GX BOX #SM91 SILVALLY GX PSA 10 #SM91 | $44.00 |
| Oct 27, 2023 | 2017 Pokemon SM Black Star Promo Shn. Silvally Gx #SM91 Silvally Gx PSA 10 | $31.00 |