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Base Set [1st-Edition] Grass Energy [1st-Edition] Pokémon card

Grass Energy [1st-Edition] #99

Base Set [1st-Edition] · 1999 · No Rarity

Ungraded · UK

£17.34

PSA 10 · UK

£199.04

Ungraded · US

$14.20

PSA 10 · US

$269.70

Low confidence 93rd most valuable of 102 priced cards in Base Set [1st-Edition]

Rough guide — limited market data — pre-2010 condition spread.

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 11.5× the ungraded price — £17.34 raw against £199.04 graded.

UK ungraded · 15 readings, May 2026 to Aug 2026 +0.2%

30 days-6.2% 90 days+16.1%

Peaked at £18.49 in July 2026; lowest £14.29 in June 2026. PSA 10 moved -9.3% over a comparable period.

UK price month by month

Month	UK ungraded
May 2026	£14.94
June 2026	£16.31
July 2026	£18.49
August 2026	£17.34

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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