Should You Grade Chikorita #100 from Expedition Base Set?
Free PSA grading EV calculator pre-loaded with live market data for Chikorita #100. Current PSA 10 gem rate is 39.6% based on 144 graded copies. PSA 10 sales average $112.50 vs a raw market of $6.60. Expected value of grading: $-7.10 (-9% ROI). Verdict: Sell raw.
Expedition Base Set · #100 · Common
Default-tier verdict
Sell raw$-7 (-9% ROI)
Based on raw market $6.60, PSA 10 $112.50, gem rate 39.6% (144 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Chikorita #100 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.
PSA population summary
| Grade | Population | Rate |
|---|---|---|
| PSA 10 | 57 | 39.6% |
| PSA 9 | 63 | 43.8% |
| PSA 8 | 16 | 11.1% |
| PSA 7 | 4 | 2.8% |
