Grade Matrix
Graded
PSA 6
-
Grade 7 guide
$14
Grade 8 guide
$15
PSA 9
$47
PSA 10
$438
PSA 10: Median of 2 sales, last 45 days · newest Oct 12, 2026 · checked Oct 25, 2026
PSA 9: Median of 2 PSA 9 sales in the last 90 days, latest 2026-09-08. Grade 9 guide (all graders): $45.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$120
CGC P10
-
Availability
Availabilityi
7/10G: 24/y
Graded: ~24 sales/yr (low) · Sales per year: ~322 sales/yr · Recent sales: 5 PSA 10 comps · Raw recent sales: 60 · Grade 9 recent sales: 30 · PSA 10 recent sales: 30 · Graded copies: 450 · PSA-10 delta 8.0%
TCGplayer Price History
HolofoilProduct 157717Fetched Oct 23, 3:48 AM
Weekly market
$11.58
week ending Oct 19
Weekly avg sale
$10.00
week ending Oct 19
Units sold (week)
1
week ending Oct 19
Card Value FAQ
How much is Dialga GX (Ultra Prism #100) worth?
GemDelta shows Dialga GX (Ultra Prism #100) at $11.58 market price (TCGplayer market). Its Delta multiple is 37.8x.
How much is a PSA 10 Dialga GX (Ultra Prism #100) worth?
A PSA 10 Dialga GX (Ultra Prism #100) is currently shown at $438, the median of 2 PSA 10 sales in the last 45 days (newest Oct 12, 2026).
Is Dialga GX (Ultra Prism #100) worth grading?
GemDelta records a 47.6% gem rate for Dialga GX (Ultra Prism #100), with 214 PSA 10 copies out of 450 total PSA grades and a 37.8x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Listing | Sale |
|---|---|---|
| Oct 12, 2026 | 2018 Pokemon Sun And Moon Ultra Prism Dialga Gx #100 - PSA 10 Gem 💎 Mint #100 | $499.99 |
| Oct 5, 2026 | The Pokemon Company Dialga GX 100/156 Ultra Prism Ultra Rare Holo PSA 10 low pop 100/156 | $375.00 |
| Aug 5, 2026 | The Pokemon Company Dialga GX 100/156 Ultra Prism Ultra Rare Holo EN PSA 10 100/156 | $115.00 |
| Jul 28, 2026 | 2018 Pokemon Sun & Moon Ultra Prism Dialga GX 100/156 PSA 10 100/156 | $125.00 |
| Jul 16, 2026 | 2018 Pokemon Sun And Moon Ultra Prism Dialga Gx #100 PSA 10 Gem Mint #100 | $120.00 |
| Jul 10, 2026 | 2018 Pokemon Sun & Moon Ultra Prism Dialga GX 100/156 PSA 10 100/156 | $115.00 |
| May 18, 2026 | Dialga GX - 100/156 - Pokemon Ultra Prism Sun & Moon Ultra Rare Card PSA 10 | $163.63 |
| May 14, 2026 | Pokemon TCG Dialga GX 100/156 Sun & Moon Ultra Prism - PSA 10 100/156 | $120.63 |
| May 9, 2026 | 2018 POKEMON SUN & MOON ULTRA PRISM #100 DIALGA GX PSA 10 #100 | $150.00 |
| May 4, 2026 | PSA 10 GEM MT Dialga GX #100 SM Ultra Prism Pokemon TCG 2018 #100 | $110.00 |