Dialga GX Ultra Prism Secret Rare Pokémon card — value and price

Dialga GX

Ultra Prism · Secret Rare
Pokémon pkm:sm5-164 TCGPlayer + Cardmarket
Fair market value
$40.67
Consensus of 2 market price guides. Typical $22.37 – $63.66.
▼ 12% · 34d
Sources: TCGPlayer + Cardmarket · Near Mint, raw
Optimal buy
$35.19
Never pay above $38.20
Optimal sell
$44.07
Never sell below $41.69
Buy this card · aim to pay under $38.20
Find on eBay → TCGplayer → Buy on Amazon → Graded (PSA 10) →
When it arrives: a penny sleeve + toploader is all it takes to keep it Near Mint.
Penny sleevesToploaders

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Selling this card
Optimal sell $44.07 · never below $41.69. Value your copy for the live net-after-fees calculator.
Where to sell
eBay~13.25% + $0.30Largest audience; on any listing use “Sell one like this” to prefill yours.TCGplayer~10–11%Best for singles; buyers expect competitive, data-driven pricing.Whatnot~8% + paymentLive-auction app; strong for breaks, lots, and fast sales.
Shipping & protection supplies
Sleeve + toploader in a team bag, taped inside a bubble mailer, shipped with tracking.
Penny sleevesToploadersTeam bagsBubble mailersPainter’s tape
Related cards
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All Dialga GX printings →More Ultra Prism →
Common questions
How much is Dialga GX worth?

Dialga GX from Ultra Prism has a fair market value of about $40.67 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Dialga GX?

List around $44.07 to clear without leaving money on the table; that nets about $32.94 after fees and shipping.

What should I pay to buy Dialga GX?

A disciplined buy target is about $35.19 — a discount to fair value that keeps an edge. Aim not to pay above $38.20.

Where can I buy Dialga GX?

Dialga GX is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $40.67 and aim to pay under $38.20 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Dialga GX?

Dialga GX is trending falling ~12% (7d vs 30d) lately. A disciplined entry is under $38.20; paying near or below $35.19 keeps a margin of safety versus the $40.67 fair value.

Estimate for guidance, not an appraisal. Value your exact copy →