Tapu Koko ex #77 PSA 10: price & population
PSA 10
$23.25
Raw
$2.85
PSA 10 pop
210
Gem rate
88.2%
A PSA 10 Tapu Koko ex #77 from Japanese Raging Surf sells for $23.25 — a 716% premium over the $2.85 raw price. PSA has graded this card 238 times; 210 came back a 10 (88.2% gem rate), and 19 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $15.01. The jump from 9 to 10 is worth $8.24 — 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.
