Dialga GX #100
SetUltra Prism
Year2018
Ungraded
$7.19−$0.31
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, 70 of them in the last 90 days. PSA 10 copies have a 90-day median of $129.99. Ungraded copies currently trade around $7.19. The top grade commands 18× 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 ($7.19) — a rough read on whether grading pays off.
CGC 0.5
1.4×
$10.00
PSA 3
0.8×
$6.00
PSA 7
1.7×
$12.01
Grade 8
1.9×
$13.93
PSA 8
3.3×
$24.00
CGC 8.5
1.7×
$12.00
Grade 9
0.6×
$4.25
CGC 9
2.3×
$16.20
PSA 9
5.0×
$35.85
BGS 9
0.7×
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 | 2mo ago | $5.38↗ |
| Dialga GX 100/156 Holo GX Rare Ultra Prism Pokemon NM weird_wolf_cards | eBay | 2mo ago | $7.82 |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 61 | $7.19 | $1.00 – $45.99 |
| PSA 8 | 1 | $27.99 | $27.99 |
| CGC 8.5 | 2 | $12.00 | $10.80 – $13.20 |
| CGC 9 | 1 | $13.20 | $13.20 |
| PSA 9 | 2 | $50.00 | $45.00 – $55.00 |
| PSA 10 | 2 | $150.00 |
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 100/156 SM-Ultra Prism Ultra Rare Full Art Holo LP P7↗ | eBay | $5.97 |
| Jul 20, 2026 | Ungraded | Pokémon TCG Dialga GX Ultra Rare Full Art Holo Ultra Prism 100/156 English↗ | eBay | $3.13 |
