Professor's Research 221/224, Scarlet & Violet Black Star Promos Pokémon card

Promo2023Scarlet & Violet era

Professor's ResearchScarlet & Violet Black Star Promos 221/224 price & value

Ungraded · near mint

Strong data

$1.49

5 sold in the last 90 days

PSA 10: $59.99

Prices updated today · How we price cards

About this card

As of Sep 28, 2026, Professor's Research 221/224 from Scarlet & Violet Black Star Promos is worth about $1.49 ungraded in near-mint condition and $59.99 graded PSA 10. That value is based on 5 recorded sales in the last 90 days.

Professor's Research is card 221 of 224 in the Scarlet & Violet Black Star Promos price guide, a set released in January 2023 during the Scarlet & Violet era. Its rarity is Promo. The artwork is by Hideki Ishikawa. In the checklist it sits after Black Belt's Training 220/224 and before Professor's Research 222/224.

It is the 139th most valuable of the 225 priced cards in Scarlet & Violet Black Star Promos, behind Pikachu with Grey Felt Hat 85/224 (see the most valuable Scarlet & Violet Black Star Promos cards). A PSA 10 copy is valued at about 40× the ungraded price, so condition matters a lot for this card.

Price history

Dec 1Feb 14May 1Jul 15Sep 28

Now: $1.49
4 weeks: 0.0%
90 days: –
1 year: –
Highest: $39.99
Lowest: $0.15

Recorded history starts December 2025. Earlier history is monthly averages; from July 22, 2026 the line is a 7-day average of daily prices, so single-day swings don’t show.

Matched sold listings

Recent sales

10 on record

RawProfessor's Research Scarlet & Violet Promo 221 Promo Pokemon Near MintJul 30, 2026 · eBay · Listed as near mint · View listing$1.49
RawProfessor's Research - SVP SV: Scarlet & Violet Promo Cards 221 Promo NMJul 20, 2026 · eBay · Listed as near mint · View listing$0.99
RawPokémon TCG Professor's Research SVP 221 Scarlet & Violet Black Star Promo NMJul 13, 2026 · eBay · Listed as near mint · View listing$0.71
RawProfessor's Research - SVP SV: Scarlet & Violet Promo Cards 221 Promo NMJul 12, 2026 · eBay · Listed as near mint · View listing$2.00
RawPokemon Scarlet & Violet Black Star Promo - Professor Birch SVP 221Jul 7, 2026 · eBay · View listing$2.99
RawProfessor's Research 221 Promo Scarlet & Violet Promo Pokemon Near MintJun 14, 2026 · eBay · Listed as near mint · View listing$1.49
RawProfessor's Research - Promo SV: Scarlet & Violet Promo Cards 221 NMJun 13, 2026 · eBay · Listed as near mint · View listing$1.39
RawProfessor's Research 221 Sv: Scarlet & Violet Promo Pokémon TCG Regular (Birch)Jun 13, 2026 · eBay · View listing$1.49

Sold prices, not asking prices. Listings that bundle several cards, or name a different card number, are left out. Sales record updated Sep 27, 2026.

Card details

Set: Scarlet & Violet Black Star Promos
Number: 221/224
Rarity: Promo
Released: Jan 1, 2023
Era: Scarlet & Violet
Illustrator: Hideki Ishikawa

Explore further

Next in the binder

Nearby in Scarlet & Violet Black Star Promos

Full checklist

Scarlet & Violet Black Star Promos

Chase cards from this set

Full ranking

Common questions

How much is Professor's Research 221/224 Scarlet & Violet Black Star Promos worth?

As of Sep 28, 2026, Professor's Research 221/224 Scarlet & Violet Black Star Promos is worth about $1.49 ungraded in near-mint condition. Recent prices range from $1.49 to $1.49. A PSA 10 copy is worth about $59.99. How we price cards.

How much is a PSA 10 Professor's Research 221/224 worth?

A PSA 10 Professor's Research 221/224 Scarlet & Violet Black Star Promos is worth about $59.99. That is about 40× the ungraded value.

How often does Professor's Research 221/224 sell?

Professor's Research 221/224 Scarlet & Violet Black Star Promos recorded 5 sales in the last 90 days (0 in the last 30), most recently on Jul 30, 2026. The highest recent sale was $2.99 for an ungraded copy on Jul 7, 2026.

What is the most valuable card in Scarlet & Violet Black Star Promos?

The most valuable card in Scarlet & Violet Black Star Promos is Pikachu with Grey Felt Hat 85/224, at about $1,238 ungraded. Professor's Research 221/224 ranks 139th of 225. See the full Scarlet & Violet Black Star Promos ranking.

What set is Professor's Research 221/224 from?

Professor's Research 221/224 is from the English Pokémon TCG set Scarlet & Violet Black Star Promos, released Jan 1, 2023, in the Scarlet & Violet era. Its rarity is Promo.