Dialga-GXUltra Prism 100/156 price & value
Ungraded · near mint
Strong data$11.07
- PSA 10
- $115
- PSA 9
- $40.00
- PSA 8
- $28.00
Prices updated today · How we price cards
About this card
As of Sep 28, 2026, Dialga-GX 100/156 from Ultra Prism is worth about $11.07 ungraded in near-mint condition and $115 graded PSA 10. That value is based on 65 recorded sales in the last 90 days.
Dialga-GX is card 100 of 156 in the Ultra Prism price guide, a set released in February 2018 during the Sun & Moon era. Its rarity is Rare Holo GX. The artwork is by 5ban Graphics. In the checklist it sits after Garchomp 99/156 and before Palkia-GX 101/156.
It is the 39th most valuable of the 178 priced cards in Ultra Prism, behind Lillie 151/156 (see the most valuable Ultra Prism cards). A PSA 10 copy is valued at about 10× the ungraded price, and a PSA 9 at $40.00, so condition matters a lot for this card.
It is one of 47 English Dialga cards, and ranks 33rd among them by ungraded value; the most valuable is Arceus & Dialga & Palkia-GX from Cosmic Eclipse. Compare them all in the most valuable Dialga cards.
Price history
- Now
- $11.07
- 4 weeks
- −8.7%
- 90 days
- +44%
- 1 year
- +121%
- Highest
- $12.37
- Lowest
- $2.89
Recorded history starts January 2021. Earlier history is monthly averages; from July 22, 2026 the line is a 7-day average of daily prices, so single-day swings don’t show.
Matched sold listings
Recent sales
24 on record
RawDialga GX 100/156 Holo GX Rare Ultra Prism Pokemon MPSep 26, 2026 · eBay · Listed as moderately played · View listing$7.66- CGC 82018 Pokemon Sun & Moon Ultra Prism Holo Dialga GX #100 CGC 8 NM-MTSep 26, 2026 · Fanatics Collect · View listing$12.00
RawDialga GX 100/156 Ultra Prism GX Rare Holo Pokémon CardSep 25, 2026 · eBay · View listing$2.00
RawDialga GX 100/156 Holo GX Rare Ultra Prism Pokemon LP-Sep 21, 2026 · eBay · Listed as lightly played · View listing$9.64- CGC 82018 Pokemon Sun & Moon Ultra Prism Holo Dialga GX #100 CGC 8 NM-MTSep 21, 2026 · Fanatics Collect · View listing$8.00
RawDIALGA GX 2018 POKEMON SUN & MOON ULTRA PRISM 100/156 ULTRA RARE HOLO Q6451Sep 20, 2026 · eBay · View listing$3.25
RawThe Pokémon Company Dialga GX 100/156 SM-Ultra Prism Ultra Rare Holo HP 180 ENSep 20, 2026 · eBay · View listing$11.25
RawDialga GX 100/156 Ultra Prism - Holo Pokemon LP (GX Rare)Sep 18, 2026 · eBay · Listed as lightly played · View listing$10.79
Card details
- Set
- Ultra Prism
- Number
- 100/156
- Rarity
- Rare Holo GX
- Released
- Feb 2, 2018
- Era
- Sun & Moon
- Pokémon
- Dialga
- Pokédex no.
- #0483
- Illustrator
- 5ban Graphics
- Printings
- Holofoil
Ultra Prism
Other Dialga cards in this set
Same Pokémon
Most valuable Dialga cards
Arceus & Dialga & Palkia-GX
Cosmic Eclipse · 221/236
$793PSA 10 $3,840Dialga-EX
Phantom Forces · 122/119
$718PSA 10 $14,179Dialga
Call of Legends · SL2
$397PSA 10 $6,500Dialga-EX
Plasma Blast · 99/101
$310PSA 10 $30,100Dialga LV.X
Great Encounters · 105/106
$278PSA 10 $132,000Palkia & Dialga LEGEND
HS—Triumphant · 101/102
$177PSA 10 $4,500
Before this set
Earlier versions
Next in the binder
Nearby in Ultra Prism
Ultra Prism
Chase cards from this set
Common questions
How much is Dialga-GX 100/156 Ultra Prism worth?
As of Sep 28, 2026, Dialga-GX 100/156 Ultra Prism is worth about $11.07 ungraded in near-mint condition. Recent prices range from $10.15 to $13.15. A PSA 10 copy is worth about $115. How we price cards.
How much is a PSA 10 Dialga-GX 100/156 worth?
A PSA 10 Dialga-GX 100/156 Ultra Prism is worth about $115; PSA 9 about $40.00; PSA 8 about $28.00; PSA 7 about $14.00. That is about 10× the ungraded value.
How often does Dialga-GX 100/156 sell?
Dialga-GX 100/156 Ultra Prism recorded 65 sales in the last 90 days (21 in the last 30), most recently on Sep 26, 2026. The highest recent sale was $170 for a PSA 10 copy on Jul 16, 2026.
What is the most valuable card in Ultra Prism?
The most valuable card in Ultra Prism is Lillie 151/156, at about $462 ungraded. Dialga-GX 100/156 ranks 39th of 178. See the full Ultra Prism ranking.
What set is Dialga-GX 100/156 from?
Dialga-GX 100/156 is from the English Pokémon TCG set Ultra Prism, released Feb 2, 2018, in the Sun & Moon era. Its rarity is Rare Holo GX.