Professor Birch's Observations #159 PSA 10: price & population
PSA 10
$1499.95
Raw
$16.58
PSA 10 pop
12
Gem rate
5.5%
A PSA 10 Professor Birch's Observations #159 from Primal Clash sells for $1499.95 — a 8,947% premium over the $16.58 raw price. PSA has graded this card 220 times; 12 came back a 10 (5.5% gem rate), and 45 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $54.69. The jump from 9 to 10 is worth $1445.26 — 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.
