Grade Matrix
PSA
PSA 6
-
PSA 7
$12
PSA 8
$32
PSA 9
$59
PSA 10
$330
PSA 10: 45-day PSA 10 sold-comp median
CGC
CGC 8
-
CGC 9
$48
CGC 10
$90
CGC P10
$208
Availability
Availabilityi
8/10G: —
Graded: insufficient data · Sales per year: ~180 sales/yr · Recent sales: 7 PSA 10 comps · PSA-10 delta 12.9%
TCGplayer Price History
NormalProduct 227413Fetched Sep 5, 3:55 AM
TCGplayer market
$43.13
Latest avg sale
$43.00
Units sold
65
Card Value FAQ
How much is Grookey on the Ball (Promo #3) worth?
GemDelta shows Grookey on the Ball (Promo #3) at $43.13 market price (TCGplayer market). Its Delta multiple is 9.10x.
How much is a PSA 10 Grookey on the Ball (Promo #3) worth?
A PSA 10 Grookey on the Ball (Promo #3) is currently shown at $330. GemDelta labels this as a 45-day PSA 10 sold-comp median.
PSA 10 Recent sales
| Date | Sale |
|---|---|
| Aug 3, 2026 | $329.99 |
| Jul 23, 2026 | $333.13 |
| Jun 24, 2026 | $449.99 |
| Jun 19, 2026 | $237.60 |
| Jun 2, 2026 | $429.99 |
| May 25, 2026 | $290.00 |
| May 6, 2026 | $350.00 |
| May 3, 2026 | $82.24 |
| Apr 23, 2026 | $449.99 |
| Apr 20, 2026 | $131.64 |
| Apr 20, 2026 | $283.58 |
| Apr 19, 2026 | $265.53 |
Showing the latest 12 of 21 stored PSA 10 comps.