Grade Matrix
Graded
PSA 6
$110
Grade 7 guide
-
Grade 8 guide
-
Grade 9 guide
-
PSA 10
$500
PSA 10: Last PSA 10 sale $499.99 on Nov 22, 2025 · checked Oct 27, 2026
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$31
CGC P10
-
Availability
Availabilityi
6/10G: —
Graded: insufficient data · Sales per year: ~5 sales/yr · Raw recent sales: 12 · Grade 9 recent sales: 0 · PSA 10 recent sales: 3
TCGplayer Price History
HolofoilProduct 231417
No Holofoil price series for this product. Available: Reverse Holofoil.
Card Value FAQ
How much is a PSA 10 Poliwhirl (Promo #37) worth?
A PSA 10 Poliwhirl (Promo #37) is currently shown at $500. GemDelta labels this as the latest stored PSA 10 sale, which is older than the sales window; no sales were found inside that window.
PSA 10 past sales
| Date | Listing | Sale |
|---|---|---|
| Nov 22, 2025 | *POP 23* PSA 10 Pokemon Poliwhirl STAFF Promo 2010 City Championships 37/95 #37 | $499.99 |