Pokémon sets › Gym Challenge [1st-Edition] › Giovanni's Nidoking [1st-Edition]

Gym Challenge [1st-Edition] Giovanni's Nidoking [1st-Edition] Pokémon card

Giovanni's Nidoking [1st-Edition] #7

Gym Challenge [1st-Edition] · 2000 · Rare Holo

Ungraded · UK

£304.50

PSA 10 · UK

£1994.83

Ungraded · US

$152.75

PSA 10 · US

$2703.02

Medium confidence 10th most valuable of 132 priced cards in Gym Challenge [1st-Edition] — top 8%

Solid guide price from market data — pre-2010 condition spread, 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 6.6× the ungraded price — £304.50 raw against £1994.83 graded.

UK ungraded · 15 readings, May 2026 to Aug 2026 +9.4%

30 days-20.7% 90 days+11.1%

Peaked at £391.94 in August 2026; lowest £234.96 in June 2026. PSA 10 moved +16.1% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£273.97
June 2026	£309.56
July 2026	£384.16
August 2026	£304.50

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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