Pokémon sets › Japanese Golden Sky, Silvery Ocean [1st-Edition] › Slowbro [1st-Edition]

Japanese Golden Sky, Silvery Ocean [1st-Edition] Slowbro [1st-Edition] Pokémon card

Slowbro [1st-Edition] #23

Japanese Golden Sky, Silvery Ocean [1st-Edition] · 2005 · Rare

Ungraded · UK

£20.06

PSA 10 · UK

£412.70

Ungraded · US

$17.25

PSA 10 · US

$559.21

Low confidence 17th most valuable of 96 priced cards in Japanese Golden Sky, Silvery Ocean [1st-Edition]

Rough guide — limited market data — pre-2010 condition spread, thinner Japanese 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 20.6× the ungraded price — £20.06 raw against £412.70 graded.

UK ungraded · 11 readings, May 2026 to Aug 2026 -12.7%

30 days-2.4% 90 days-13.1%

Peaked at £23.08 in May 2026; lowest £17.30 in July 2026. PSA 10 moved +59.1% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£23.08
July 2026	£20.56
August 2026	£20.06

UK guide prices, with the US market alongside — updated 29 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 →

Own this card? Scan it free Track your collection

No account needed to scan — point your camera and Cardfolio values it in about a second.