Professor's Research from the Sword & Shield Black Star Promo set (#SWSH152) is a Pokemon trading card released in 2019. It has a rarity of Promo. Current fair market values for Professor's Research are PSA 10: $74.99, PSA 9: $8, PSA 8: $15, Raw: $2.53. The most recent PSA 10 sale was $74.99 on July 24, 2026, with 31 sales tracked in the last 30 days. The most recent PSA 9 sale was $8 on May 21, 2026. A raw (ungraded) copy last sold for $2.53 on August 18, 2026. CardIndex has tracked 214 total sales across all grades for this card. There are currently 35 active listings for Professor's Research.
