Undersea Ruins #138 PSA 10: price & population
PSA 10
$271.81
Raw
$5.67
PSA 10 pop
12
Gem rate
38.7%
A PSA 10 Undersea Ruins #138 from Aquapolis sells for $271.81 — a 4,694% premium over the $5.67 raw price. PSA has graded this card 31 times; 12 came back a 10 (38.7% gem rate), and 12 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $29.70. The jump from 9 to 10 is worth $242.11 — 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.
