Mr. Stone's Project [Reverse Holo] #79 PSA 10: price & population
PSA 10
$270.30
Raw
$25.37
PSA 10 pop
12
Gem rate
36.4%
A PSA 10 Mr. Stone's Project [Reverse Holo] #79 from Emerald sells for $270.30 — a 965% premium over the $25.37 raw price. PSA has graded this card 33 times; 12 came back a 10 (36.4% gem rate), and 11 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $44.01. The jump from 9 to 10 is worth $226.29 — 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.