Onix #84 PSA 10: price & population
PSA 10
$63.54
Raw
$1.15
PSA 10 pop
32
Gem rate
25.4%
A PSA 10 Onix #84 from Base Set 2 sells for $63.54 — a 5,425% premium over the $1.15 raw price. PSA has graded this card 126 times; 32 came back a 10 (25.4% gem rate), and 58 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $26.50. The jump from 9 to 10 is worth $37.04 — 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.
