Koko #106/S-P PSA 10: price & population
PSA 10
$59.99
Raw
$8.02
PSA 10 pop
375
Gem rate
56.1%
A PSA 10 Koko #106/S-P from Japanese Promo sells for $59.99 — a 648% premium over the $8.02 raw price. PSA has graded this card 668 times; 375 came back a 10 (56.1% gem rate), and 164 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $41.70. The jump from 9 to 10 is worth $18.29 — 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.
