![Old Helix Fossil [Master Ball] #154 from Pokemon Japanese Scarlet & Violet 151](https://pokeinvest-japanese-card-images.nyc3.cdn.digitaloceanspaces.com/Scarlet_Violet_151/305_Old_Helix_Fossil_154.jpg)
Old Helix Fossil [Master Ball] #154 PSA 10: price & population
PSA 10
$116.52
Raw
$12.99
PSA 10 pop
292
Gem rate
71.0%
A PSA 10 Old Helix Fossil [Master Ball] #154 from Japanese Scarlet & Violet 151 sells for $116.52 — a 797% premium over the $12.99 raw price. PSA has graded this card 411 times; 292 came back a 10 (71.0% gem rate), and 91 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $12.75. The jump from 9 to 10 is worth $103.77 — 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.
