Professor's Research
SetCrown Zenith
Year2023
RarityRare Ultra
Number#150
Ungraded
$2.80−$0.19
153 sales · last Jul 10, 2026
PSA 9
$14.00
2 sales · last Jun 25, 2026
CGC 10
$25.00
1 sales · last May 30, 2026
PSA 10
$29.21
1 sales · last May 24, 2026
Professor's Research price guide
Professor's Research is a collectible Pokémon card from the Crown Zenith expansion (2023). Setlot tracks 157 recorded sales for this card across 4 grade tiers, 144 of them in the last 90 days. CGC 10 copies have a 90-day median of $25.00. Ungraded copies currently trade around $2.80. The top grade commands 10× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $29.21 (PSA 10, May 24, 2026). 46 listings are live right now with asks from $1.70.
Price history
Grading premium
Median graded price vs. the ungraded copy ($2.80) — a rough read on whether grading pays off.
PSA 9
5.0×
$14.00
CGC 10
8.9×
$25.00
PSA 10
10×
$29.21
Live listings
Search on eBay ↗Lowest asks per grade. Older listings may have ended — “seen” is when we last confirmed each one.
| Grade | Listing | Marketplace | Seen | Price |
|---|---|---|---|---|
| Ungraded 45 tracked | Professor's Research (Full Art) 150/159 Crown Zenith Holo midwesttcgcraft_0 | eBay | 1mo ago | $1.70↗ |
| Professors Research Crown Zenith 150/159 Full Art Ultra Rare Pokemon Card happyearthen | eBay | 1mo ago |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 140 | $2.80 | $0.70 – $25.00 |
| PSA 9 | 2 | $14.00 | $9.99 – $18.00 |
| CGC 10 | 1 | $25.00 | $25.00 |
| PSA 10 | 1 | $29.21 | $29.21 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Jul 10, 2026 | Ungraded | Professor's Research 150/159 Ultra Rare Crown Zenith Pokemon NM/M↗ | eBay | $3.99 |
| Jul 10, 2026 | Ungraded | Professor's Research 150/159 Ultra Rare Crown Zenith Pokemon Near Mint↗ | eBay | $2.49 |
| Jul 10, 2026 | Ungraded | SWSH: Crown Zenith #150/159 Professor's Research (Full Art) The BallCap Exec↗ | eBay | $2.70 |
| Jul 9, 2026 | Ungraded | Holofoil Professor's Research (Full Art) 150/159 SWSH: Crown Zenith↗ |
