Pokémon sets › Brilliant Stars › Professor's Research [Holo]

Brilliant Stars Professor's Research [Holo] Pokémon card

Professor's Research [Holo] #147

Brilliant Stars · 2022 · Rare Holo

Ungraded · UK

£1.11

PSA 10 · UK

£51.51

Ungraded · US

$1.43

PSA 10 · US

$69.79

Medium confidence 92nd most valuable of 343 priced cards in Brilliant Stars

Solid guide price from market data — liquid, well-sampled card, low-value, bulk-traded.

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 46.4× the ungraded price — £1.11 raw against £51.51 graded.

UK ungraded · 15 readings, May 2026 to Aug 2026 +7.8%

30 days+8.8% 90 days+7.8%

Peaked at £1.11 in August 2026; lowest £1.01 in August 2026. PSA 10 moved -0.4% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£1.03
June 2026	£1.07
July 2026	£1.02
August 2026	£1.11

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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