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PSA 10: Median of 2 sales, last 45 days · newest Oct 22, 2026 · checked Oct 27, 2026
PSA 9: Median of 3 PSA 9 sales in the last 90 days, latest 2026-10-01. Grade 9 guide (all graders): $23.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Marnie (Promo #SWSH120) at $3.33 market price (TCGplayer market). Its Delta multiple is 32.3x.
A PSA 10 Marnie (Promo #SWSH120) is currently shown at $108, the median of 2 PSA 10 sales in the last 45 days (newest Oct 22, 2026).
GemDelta records a 23.3% gem rate for Marnie (Promo #SWSH120), with 363 PSA 10 copies out of 1,561 total PSA grades and a 32.3x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Oct 22, 2026 | Pokemon SWSH Black Star Promos Marnie 2021 #SWSH120 PSA 10 GEM MINT | $107.50 |
| Oct 17, 2026 | 2021 POKEMON SWSH MARNIE PREMIUM TOURNAMENT COLLECTION #120 MARNIE-HOLO PSA 10 #120 | $107.50 |
| Aug 24, 2026 | Pokemon TCG SWSH Promos #SWSH120 Marnie Holo Tournament Collection PSA 10 #SWSH120 | $107.50 |
| Aug 11, 2026 | Pokemon TCG Sword & Shield Promos #SWSH120 Marnie Tournament Collection PSA 10 #SWSH120 | $110.50 |
| Jun 23, 2026 | Pokemon TCG SWSH Marnie Tournament Collection #SWSH120 Marnie Holo PSA 10 #SWSH120 | $149.99 |