![Marnie [Extra Day] #340/S-P from Pokemon Japanese Promo](https://pokeinvest-japanese-card-images.nyc3.cdn.digitaloceanspaces.com/Promo/509_Marnie_Extra_Day_340S_P.jpg)
Marnie [Extra Day] #340/S-P PSA 10: price & population
PSA 10
$41.30
Raw
$12.50
PSA 10 pop
6,202
Gem rate
87.7%
A PSA 10 Marnie [Extra Day] #340/S-P from Japanese Promo sells for $41.30 — a 230% premium over the $12.50 raw price. PSA has graded this card 7,068 times; 6,202 came back a 10 (87.7% gem rate), and 706 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $32.48. The jump from 9 to 10 is worth $8.82 — 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.
