Professor's Research [Code] #SWSH178 — Pokémon Promo Card Value
Pokémon PromoWhat the Professor's Research [Code] #SWSH178 card from Pokémon Promo is worth — ungraded and graded (PSA 10).
Professor's Research [Code] #SWSH178 value — Ungraded $1 · Grade 9 $12 · PSA 10 $33. Prices updated July 2026.
Real sold prices per grade — the PSA 10 premium on this card is 33.0× raw.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
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Item details
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Professor's Research [Code] #SWSH178 (Pokémon Promo) card value
An ungraded Professor's Research [Code] #SWSH178 from Pokémon Promo averages around $1. A Grade 9 copy runs about $12, and a PSA 10 gem-mint commands $33.
What drives the price
Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.
Price guide
Sold values by grade vs. what sellers ask today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $1 | eBay sold comps |
| Grade 9 | $12 | eBay sold comps |
| PSA 10 | $33 | eBay sold comps |
Frequently asked questions
- What is the starting price for this Pokémon Promo?
- The ungraded version of Professor's Research [Code] #SWSH178 starts at $1.
- How much is a PSA 10 version of this card worth?
- A PSA 10 graded copy of this Pokémon Promo sells for $33.
- Is there a mid-range value option for this card?
- Yes, a Grade 9 copy is currently valued at $12.
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