Should You Grade Groudon ex #93 from Crystal Guardians?
Free PSA grading EV calculator pre-loaded with live market data for Groudon ex #93. Current PSA 10 gem rate is 4.8% based on 1,039 graded copies. PSA 10 sales average $6340.00 vs a raw market of $83.75. Expected value of grading: $426.05 (62% ROI). Verdict: Grade It.
Crystal Guardians · #93 · Rare Holo EX
Default-tier verdict
Grade It+$426 (+62% ROI)
Based on raw market $83.75, PSA 10 $6340.00, gem rate 4.8% (1,039 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Groudon ex #93 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 | 50 | 4.8% |
| PSA 9 | 220 | 21.2% |
| PSA 8 | 238 | 22.9% |
| PSA 7 | 181 | 17.4% |
