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Professor's Research #23 Pokémon Card from Pokemon Celebrations Set

Professor's Research #23

Pokemon Celebrations

Ungraded

$1.49

33 sales

Sales we held out are listed below, not counted here.

33 sold in 52 days · latest 2 days ago

$0.30 $3.00

$2.46 2 days ago Pokemon Professor's Research 023/025 Celebrations Holo $1.99 2 days ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM/M 023/025 $1.69 2 days ago Pokemon TCG Professors Research Professor Oak 23/25 Celebrations Holo NM $1.25 3 days ago 2021 Pokemon SWSH Celebrations Professor's Research: Professor Oak #023/025 (B) $1.99 6 days ago Professor's Research (023/025) Pokémon - Celebrations - Holo - Rare - NM 023/025 $0.99 last week Professor's Research 023/025 Holo Rare Pokemon Celebrations 25th Anniversary 023/025 $0.30 last week Professor's Research [Professor Oak] · Near Mint · Holofoil · English $0.34 last week Professor's Research [Professor Oak] · Near Mint · Holofoil · English $0.30 last week Professor's Research [Professor Oak] · Near Mint · Holofoil · English $1.00 2 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.39 2 weeks ago Professor's Research Trainer 023/025 - Pokemon TCG 25th Celebrations RARE #1 $1.75 3 weeks ago Professor's Research Celebrations 023/025 Celebrations Classic Pokemon TCG NM 023/025 $1.59 3 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.89 4 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.39 4 weeks ago Pokemon TCG 25th Anniversary Celebrations - 23/25 Professor's Research HR 23/25 $1.43 4 weeks ago Professor's Research – Pokémon TCG Celebrations 023/025 Holo Rare NM 023/025 $1.08 4 weeks ago 💎 Professors Research 23/25 - Celebrations NM/LP - Pokemon TCG 💎 23/25 $1.99 5 weeks ago Professor's Research 023/025 Pokemon Celebrations 2021 Holo Rare Near Mint (NM) 023/025 $1.99 5 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.99 5 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.44 5 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon LP 023/025 $1.49 5 weeks ago PROFESSOR'S RESEARCH (PROFESSOR OAK) 023/025 HOLO RARE CELEBRATIONS POKEMON NM 023/025 $0.99 5 weeks ago Professor's Research CLB 023/025 Pokémon Celebrations Holo $2MIN ORDER 023/025 $3.00 6 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon 023/025 $0.99 6 weeks ago POKEMON PROFESSOR'S RESEARCH (PROFESSOR OAK) 023/025 HOLO RARE CELEBRATIONS NM 023/025 $1.59 6 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 $1.69 6 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM/M 023/025 $2.43 6 weeks ago Pokemon Professor's Research (Professor Oak) Rare Holo 23/25 Celebrations Holo N 23/25 $3.00 6 weeks ago Professor's Research Holo Rare Pokemon TCG Card 023/025 Celebrations 023/025 $0.99 7 weeks ago 2021 Professor's Research 23/25 - Holo Rare Celebrations NM/MT Pokémon Prof Oak 23/25 $1.00 7 weeks ago Pokemon Professor's Research 023/025 Professor Oak Celebrations 25th Anniversary 023/025 $1.99 7 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM/M 023/025 $1.49 7 weeks ago Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025

Also held for this card: 2 CGC 10, 1 CGC 9.5, 1 PSA 10, 1 PSA 6, 1 PSA 7, 3 PSA 8, 8 PSA 9. Priced separately, never mixed into this median.

Every sale is a completed listing. Click any line to open it.

Price by grade

7 from real sales

Grade	PSA	CGC	BGS	SGC
10			—
9.5	—		—
9				—
8.5		—	—	—
8		—	—	—
7		—	—	—
6		—	—
5		—	—	—

Medians of completed sales — click one to see them. Arrows compare the last 90 days with the period before. last sold means one or two sales, so we show the most recent one rather than a median. est is an estimate we have not confirmed. pop is how many exist at that grade. How we price

Grade it? 8% of 923 PSA-graded copies came back a 10. Raw $1.49 → PSA 10 $243.50. Expected value after a $25 fee: +$5.69 per copy.

Run the full math →

Sales volume: Top 10% of cards

View eBay Listings Buy on TCGplayer Should I grade it?

Price History

Raw PSA 10

Graded by

PSA

923

graded

8.3%

77 in PSA 10

CGC

402

graded

18.7%

75 at 10 or better

CGC has given this card a ten 2.2× as often — 18.7% against 8.3%.

How CGC grades work

CGC grades above 9: Pristine sits above Gem Mint, Perfect above that.

Pristine 10 6 Gem Mint 10 69 9.5 23 9 135

These are two different pools of submissions, so this compares what each grader did, not what either would do with the same card.

Population Distribution

PSA 10 77

PSA 9 388

PSA 8 323

PSA 7 98

PSA 6 31

PSA 5 1

PSA 4 1

PSA 3 1

PSA 2 1

PSA 1 0

CGC Pristine 10 6

CGC Gem Mint 10 69

CGC 9.5 23

CGC 9 135

CGC 8.5 104

CGC 8 37

CGC 7.5 10

CGC 7 3

CGC 6.5 5

CGC 6 3

CGC Authentic 7

402 graded by CGC

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More on this card: Compare graders PSA 10 price & pop Should you grade it? Celebrations PSA population