Pokémon sets › Japanese Southern Islands › Onix
Onix #3
High confidence 11th most valuable of 18 priced cards in Japanese Southern Islands
Based on recent UK sold prices — 51 recent UK sale(s).
Read directly from the UK market — 51 recent listings for this exact card, refreshed weekly.
A PSA 10 of this card sells for about 7.2× the ungraded price — £35.16 raw against £252.15 graded.
Peaked at £42.99 in June 2026; lowest £17.05 in May 2026. PSA 10 moved +286.8% over a comparable period.
UK price month by month
| Month | UK ungraded |
|---|---|
| May 2026 | £17.12 |
| June 2026 | £29.19 |
| July 2026 | £35.16 |
UK guide prices, with the US market alongside — updated 19 July 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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![Marill [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/jpv2/japanese-southern-islands/marill-p16.webp)
