Psyduck #20 PSA 10: price & population
PSA 10
$978.72
Raw
$77.48
PSA 10 pop
1,284
Gem rate
35.5%
A PSA 10 Psyduck #20 from Promo sells for $978.72 — a 1,163% premium over the $77.48 raw price. PSA has graded this card 3,622 times; 1,284 came back a 10 (35.5% gem rate), and 1,728 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $237.74. The jump from 9 to 10 is worth $740.98 — 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.
