Pokémon sets › Crimson Invasion › Gyarados GX

Crimson Invasion Gyarados GX Pokémon card

Gyarados GX #18

Crimson Invasion · 2017 · Rare Holo GX

Ungraded · UK

£19.35

PSA 10 · UK

£509.49

Ungraded · US

$16.65

PSA 10 · US

$690.36

Medium confidence 8th most valuable of 224 priced cards in Crimson Invasion — top 4%

Solid guide price from market data — liquid, well-sampled card.

Priced against the UK market and refreshed weekly — adjusted where UK collectors reliably pay above the US average. We have not yet seen enough recent UK activity for this card to read it directly.

A PSA 10 of this card sells for about 26.3× the ungraded price — £19.35 raw against £509.49 graded.

UK ungraded · 17 readings, May 2026 to Aug 2026 +53.1%

30 days+81.3% 90 days+51.2%

Peaked at £19.35 in August 2026; lowest £10.20 in June 2026. PSA 10 moved +40.3% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£12.80
June 2026	£10.29
July 2026	£10.67
August 2026	£19.35

UK guide prices, with the US market alongside — updated 30 August 2026. Each market is priced from real market data in that market. Estimates for collection tracking — not an appraisal or a quote.

Check recent UK sold prices on eBay →

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