Sabrina's Porygon #137 PSA 10: price & population
PSA 10
$172.50
Raw
$1.50
PSA 10 pop
62
Gem rate
27.1%
A PSA 10 Sabrina's Porygon #137 from Japanese Challenge from the Darkness sells for $172.50 — a 11,400% premium over the $1.50 raw price. PSA has graded this card 229 times; 62 came back a 10 (27.1% gem rate), and 118 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $24.99. The jump from 9 to 10 is worth $147.51 — 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.
