Pokémon sets › Prismatic Evolutions › Iron Boulder [Master-Ball]

Prismatic Evolutions Iron Boulder [Master-Ball] Pokémon card

Iron Boulder [Master-Ball] #46

Prismatic Evolutions · 2025 · Rare

Ungraded · UK

£5.82

PSA 10 · UK

£132.84

Ungraded · US

$7.51

PSA 10 · US

$180.00

Medium confidence 68th most valuable of 455 priced cards in Prismatic Evolutions

Solid guide price from market data.

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 22.8× the ungraded price — £5.82 raw against £132.84 graded.

UK ungraded · 15 readings, May 2026 to Aug 2026 +6.8%

30 days-6.7% 90 days+9.8%

Peaked at £6.45 in June 2026; lowest £5.23 in June 2026. PSA 10 moved +197.0% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£5.30
June 2026	£6.45
July 2026	£6.24
August 2026	£5.82

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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