Dialga GX #100
SetUltra Prism
Year2018
Ungraded
$5.97+$2.47
144 sales · last Jul 22, 2026
CGC 0.5
$10.00
1 sales · last Feb 13, 2026
PSA 3
$6.00
1 sales · last Oct 9, 2023
PSA 7
$12.01
2 sales · last Mar 18, 2026
Grade 8
$13.93
2 sales · last Aug 31, 2025
PSA 8
$24.00+$15.60
8 sales · last Jul 19, 2026
CGC 8.5
$12.00
3 sales · last Aug 17, 2026
Grade 9
$4.25
1 sales · last Apr 10, 2025
CGC 9
$16.20
4 sales · last Jul 13, 2026
PSA 9
$35.85+$15.29
30 sales · last Jul 6, 2026
BGS 9
$5.00
1 sales · last Jul 1, 2023
CGC 9.5
$29.00
1 sales · last Mar 15, 2025
PSA 10
$129.99+$19.99
38 sales · last Jul 16, 2026
CGC 10
$36.00
1 sales · last Jun 29, 2026
Dialga GX #100 price guide
Dialga GX #100 is a collectible Pokémon card from the Ultra Prism expansion (2018). Setlot tracks 237 recorded sales for this card across 14 grade tiers, 2 of them in the last 90 days. PSA 10 copies have a 90-day median of $129.99. Ungraded copies currently trade around $5.97. The top grade commands 22× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $189.99 (PSA 10, Dec 9, 2025). 28 listings are live right now with asks from $5.38.
Price history
Grading premium
Median graded price vs. the ungraded copy ($5.97) — a rough read on whether grading pays off.
CGC 0.5
1.7×
$10.00
PSA 3
1.0×
$6.00
PSA 7
2.0×
$12.01
Grade 8
2.3×
$13.93
PSA 8
4.0×
$24.00
CGC 8.5
2.0×
$12.00
Grade 9
0.7×
$4.25
CGC 9
2.7×
$16.20
PSA 9
6.0×
$35.85
BGS 9
0.8×
Live listings
Search on eBay ↗Lowest asks per grade. Older listings may have ended — “seen” is when we last confirmed each one.
| Grade | Listing | Marketplace | Seen | Price |
|---|---|---|---|---|
| Ungraded 26 tracked | Dialga GX 100/156 ULTRA PRISM (Pokemon TCG) shajac-8426 | eBay | 4mo ago | $5.38↗ |
| Dialga GX 100/156 Holo GX Rare Ultra Prism Pokemon NM weird_wolf_cards | eBay | 4mo ago | $7.82 |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 1 | $7.35 | $7.35 |
| CGC 8.5 | 1 | $10.80 | $10.80 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Aug 17, 2026 | CGC 8.5 | 2018 Pokemon Sun & Moon Ultra Prism Holo Dialga GX #100 CGC 8.5 NM-MT+ | — | $10.80 |
| Jul 22, 2026 | Ungraded | SM - Ultra Prism #100/156 Dialga GX↗ | eBay | $7.35 |
| Jul 20, 2026 | Ungraded | Pokémon TCG Dialga GX Ultra Rare Full Art Holo Ultra Prism 100/156 English↗ | eBay | $3.13 |
| Jul 20, 2026 | Ungraded | Pokémon TCG Dialga GX 100/156 SM-Ultra Prism Ultra Rare Full Art Holo LP P7↗ | eBay | $5.97 |
