How much is Dialga GX from SM - Ultra Prism worth?

In 2026, Dialga GX (SM - Ultra Prism, 100/156) is worth about $7.23 in Near Mint condition. A PSA 10 graded copy is worth around $81.00.

How much does condition change the value of Dialga GX?

A lot. Dialga GX ranges from $7.23 in Near Mint down to $3.97 in Damaged — that's the difference clean handling makes.

Where can I check the latest value of Dialga GX?

Right here on PokeCardWorth — search Dialga GX for an up-to-date Near Mint value, graded prices, and a full condition breakdown sourced from real marketplace data.

Dialga GX

SM - Ultra Prism · 100/156 · Ultra Rare

Current Prices

Market Price $7.23

Low $6.84

High $10.17

PSA 10 $81.00

PSA 9 $49.50

30-Day Trend +0.0%

Set

SM - Ultra Prism

Number

100/156

Rarity

Ultra Rare

Variant

Holofoil

Market

US (TCGplayer)

Last Updated

Jun 9, 2026

Check Price

What Is Dialga GX Worth?

Dialga GX (Holofoil variant) is an ultra-rare chase card from SM - Ultra Prism, card number 100/156. On PokeCardWorth we focus on one question — what is it actually worth — and at its current valuation, it sits in the budget range, so it is an accessible addition for most collectors.

Dialga GX Value Breakdown

As of 2026, Dialga GX (SM - Ultra Prism, 100/156) is worth around $7.23 in Near Mint condition. Condition drives the price hard: a Near Mint copy is worth about $7.23, while a Damaged one drops to roughly $3.97. The full condition ladder runs Near Mint $7.23, Lightly Played $6.81, Moderately Played $5.81, Heavily Played $4.70, Damaged $3.97 — so grading the condition correctly before you buy or sell matters more than almost anything else. A PSA 10 (Gem Mint) example is valued near $81.00 — about 11x the raw price, which is the single biggest swing in this card's value. PSA 9 copies sit around $49.50.

Is It Worth Grading Dialga GX?

Grading Dialga GX can pay off concretely: the gap between its raw value ($7.23) and a PSA 10 ($81.00) is about $73.77 — a 11x uplift before grading fees. Other graded tiers we track: PSA 9 $49.50, CGC 9.5 $29.00, PSA 8 $24.00. Only grade a budget card like this if it is flawless and you plan to hold long-term.

Detailed Price Breakdown

Source	Condition / Grade	Average	Low	High	Sales
ebay	DAMAGED	$7.99	$7.99	$7.99	1
ebay	LIGHTLY PLAYED	$1.25	$1.25	$1.25	3
ebay	NEAR MINT	$5.00	$5.00	$5.00	14
ebay	BGS 9	$5.00	$5.00	$5.00	1
ebay	CGC 8 5	$20.00	$20.00	$20.00	2
ebay	CGC 9 5	$29.00	$29.00	$29.00	1
ebay	PSA 10	$81.00	$81.00	$81.00	32
ebay	PSA 7	$10.02	$10.02	$10.02	1
ebay	PSA 8	$24.00	$24.00	$24.00	4
ebay	PSA 9	$49.50	$49.50	$49.50	27
ebay	SGC 9	$4.25	$4.25	$4.25	1
tcgplayer	DAMAGED	$3.97	$3.97	$3.97	18
tcgplayer	HEAVILY PLAYED	$4.70	$4.70	$4.70	14
tcgplayer	LIGHTLY PLAYED	$6.81	$6.81	$6.81	129
tcgplayer	MODERATELY PLAYED	$5.81	$5.81	$5.81	35
tcgplayer	NEAR MINT	$7.23	$6.84	$10.17	355

Is Dialga GX a Good Buy?

As an ultra-rare, Dialga GX is exactly the kind of card that appreciates when a set stays popular. Upside is modest; the main reason to hold is enjoyment and set-building. Whatever you decide, recheck Dialga GX's value on PokeCardWorth before buying or selling — the 2026 market shifts with set releases, nostalgia cycles, and demand.