![Professor Elm's Training Method [Reverse Holo] #148 from Pokemon Expedition](https://images.pokemontcg.io/ecard1/148.png)
Professor Elm's Training Method [Reverse Holo] #148 PSA 10: price & population
PSA 10
$401.28
Raw
$23.83
PSA 10 pop
12
Gem rate
15.0%
A PSA 10 Professor Elm's Training Method [Reverse Holo] #148 from Expedition sells for $401.28 — a 1,584% premium over the $23.83 raw price. PSA has graded this card 80 times; 12 came back a 10 (15.0% gem rate), and 26 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $95.00. The jump from 9 to 10 is worth $306.28 — 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.
