![Professor Oak [1st Edition] #88 from Pokemon Base Set](https://images.pokemontcg.io/base1/88.png)
Professor Oak [1st Edition] #88 PSA 10: price & population
PSA 10
$1690.52
Raw
$35.25
PSA 10 pop
159
Gem rate
11.9%
A PSA 10 Professor Oak [1st Edition] #88 from Base Set sells for $1690.52 — a 4,696% premium over the $35.25 raw price. PSA has graded this card 1,337 times; 159 came back a 10 (11.9% gem rate), and 606 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $196.40. The jump from 9 to 10 is worth $1494.12 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
