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PSA 10: PriceCharting · last PSA 10 sale $1999.00 on Jul 6, 2026 · checked Oct 26, 2026
PSA 9: Median of 2 PSA 9 sales in the last 90 days, latest 2026-10-14. Grade 9 guide (all graders): $44.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Underground Lake (Skyridge #141) at $10.84 market price (TCGplayer market). Its Delta multiple is 93.4x.
A PSA 10 Underground Lake (Skyridge #141) is currently shown at $1,013. GemDelta labels this as a PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 36.6% gem rate for Underground Lake (Skyridge #141), with 26 PSA 10 copies out of 71 total PSA grades and a 93.4x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Jul 6, 2026 | Pokemon Underground Lake Skyridge #141 PSA 10 Gem Mint E-card Low Pop #141 | $1999.00 |