Pokémon sets › SWSH Black Star Promos › Marnie
Marnie #SWSH120
Medium confidence 104th most valuable of 243 priced cards in SWSH Black Star Promos
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 21.5× the ungraded price — £3.74 raw against £80.44 graded.
Peaked at £4.54 in June 2026; lowest £3.74 in August 2026. PSA 10 moved -8.4% over a comparable period.
UK price month by month
| Month | UK ungraded |
|---|---|
| June 2026 | £4.54 |
| July 2026 | £4.45 |
| August 2026 | £3.74 |
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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