Grade Matrix
Graded
PSA 6
-
Grade 7 guide
$2
Grade 8 guide
$27
Grade 9 guide
$30
PSA 10
$20
PSA 10: Last PSA 10 sale $19.99 on May 26, 2025 · checked Oct 27, 2026
Grade 9: No recent PSA 9 sales. PriceCharting Grade 9 guide, mixing PSA, CGC, BGS, SGC and TAG 9s.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$6
CGC P10
-
Availability
Availabilityi
7/10G: 3/y
Graded: ~3 sales/yr (extremely low) · Sales per year: ~46 sales/yr · Raw recent sales: 57 · Grade 9 recent sales: 4 · PSA 10 recent sales: 16 · Graded copies: 53
TCGplayer Price History
HolofoilProduct 208508Fetched Oct 20, 3:52 AM
Weekly market
$0.17
week ending Oct 19
Weekly avg sale
$0.00
week ending Oct 19
Units sold (week)
0
week ending Oct 19
Card Value FAQ
How much is a PSA 10 Professor's Research (Sword & Shield #178) worth?
A PSA 10 Professor's Research (Sword & Shield #178) is currently shown at $19.99. GemDelta labels this as the latest stored PSA 10 sale, which is older than the sales window; no sales were found inside that window.
PSA 10 past sales
| Date | Listing | Sale |
|---|---|---|
| May 26, 2025 | 2020 POKEMON SWORD & SHIELD #178 PROFESSOR'S RESEARCH-HOLO PSA 10 #178 | $19.99 |
| Oct 22, 2024 | Pokemon TCG 2020 Professor's Research Holo #178 Sword & Shield PSA 10 Gem Mint! | $4.99 |
| Sep 12, 2023 | 48212918 2020 Pokemon Sword & Shield Professor's Research 178/202 PSA 10 | $10.00 |
| May 31, 2023 | 2020 POKEMON SWORD & SHIELD #178 PROFESSOR'S RESEARCH-HOLO PSA 10 | $19.99 |
| Jul 19, 2021 | Professors Research Full Art 201/202 2020 Pokemon Sword & Shield PSA 10 GEM MINT | $55.00 |