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PSA 10: 1 sale, last 45 days · Oct 12, 2026 · checked Oct 26, 2026
PSA 9: Median of 1 PSA 9 sale in the last 90 days, latest 2026-08-09. Grade 9 guide (all graders): $38.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Mystery Plate (Skyridge #133) at $5.57 market price (TCGplayer market). Its Delta multiple is 162x.
A PSA 10 Mystery Plate (Skyridge #133) is currently shown at $900, the only PSA 10 sale in the last 45 days (Oct 12, 2026).
GemDelta records a 38.3% gem rate for Mystery Plate (Skyridge #133), with 23 PSA 10 copies out of 60 total PSA grades and a 162x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Oct 12, 2026 | Pokemon Mystery Plate A Skyridge 133/144 PSA 10 Gem Mint 133/144 | $900.00 |
| Jul 6, 2026 | Pokemon Mystery Plate A Skyridge #133 PSA 10 Gem Mint E-card Low Pop #133 | $999.00 |