Professor's Research #SWSH178 — Pokémon Promo Card Value
Pokémon PromoWhat the Professor's Research #SWSH178 card from Pokémon Promo is worth — ungraded and graded (PSA 10).
Professor's Research #SWSH178 value — Ungraded $1 · Grade 9 $2. Prices updated July 2026.
Set · Pokémon PromoGame · Pokémon
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Value by grade
$1
Ungraded
2.0×
$2
Grade 9
Real sold prices per grade — the Grade 9 premium on this card is 2.0× raw.
Complete-in-box price history
Monthly CIB value, based on sold comps.
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Item details
- Brand
- Pokémon
- Set
- Pokémon Promo
- Game
- Pokémon
Professor's Research #SWSH178 (Pokémon Promo) card value
An ungraded Professor's Research #SWSH178 from Pokémon Promo averages around $1. A Grade 9 copy runs about $2, and a PSA 10 gem-mint commands null.
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 | $2 | eBay sold comps |
Frequently asked questions
- What is the difference in value between the ungraded and graded versions?
- The ungraded version is available for $1, while the graded Grade 9 copy is listed for $2.
- Is this Pokémon Promo part of a specific set?
- This item is categorized under the Pokémon Promo set for the Pokémon game.
- How much is the ungraded Professor's Research #SWSH178 currently valued at?
- The ungraded condition of Professor's Research #SWSH178 is valued at $1.
![Professor's Research [Code] #SWSH178](/api/images/junkpal-products/cards/professor-s-research-code-swsh178-pokemon-promo-card/img0/thumb.webp)
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