Dialga GX Forbidden Light Secret Rare Pokémon card — value and price

Dialga GX

Forbidden Light · Secret Rare
Pokémon pkm:sm6-138 TCGPlayer + Cardmarket
Fair market value
$90.44
Consensus of 2 market price guides. Typical $58.02 – $127.55.
▼ 4% · 32d
Sources: TCGPlayer + Cardmarket · Near Mint, raw
Optimal buy
$82.36
Never pay above $86.80
Optimal sell
$97.60
Never sell below $92.59
Buy this card · aim to pay under $86.80
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 $97.60 · never below $92.59. 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
Dialga GX cardDialga GXUltra Prism$40.83Dialga GX cardDialga GXForbidden Light$32.43Dialga GX cardDialga GXUltra Prism$19.79Greninja GX cardGreninja GXForbidden Light$100.76Greninja GX cardGreninja GXForbidden Light$57.68Lucario GX cardLucario GXForbidden Light$115.66
All Dialga GX printings →More Forbidden Light →
Common questions
How much is Dialga GX worth?

Dialga GX from Forbidden Light has a fair market value of about $90.44 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Dialga GX?

List around $97.60 to clear without leaving money on the table; that nets about $79.51 after fees and shipping.

What should I pay to buy Dialga GX?

A disciplined buy target is about $82.36 — a discount to fair value that keeps an edge. Aim not to pay above $86.80.

Where can I buy Dialga GX?

Dialga GX is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $90.44 and aim to pay under $86.80 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Dialga GX?

Dialga GX is trending stable lately. A disciplined entry is under $86.80; paying near or below $82.36 keeps a margin of safety versus the $90.44 fair value.

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