Should You Grade Quagsire #30 from Aquapolis?
Free PSA grading EV calculator pre-loaded with live market data for Quagsire #30. Current PSA 10 gem rate is 42.9% based on 77 graded copies. PSA 10 sales average $99.99 vs a raw market of $56.99. Expected value of grading: $-57.43 (-45% ROI). Verdict: Sell raw.
Aquapolis · #30 · Rare
Default-tier verdict
Sell raw$-57 (-45% ROI)
Based on raw market $56.99, PSA 10 $99.99, gem rate 42.9% (77 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Quagsire #30 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 | 33 | 42.9% |
| PSA 9 | 24 | 31.2% |
| PSA 8 | 14 | 18.2% |
| PSA 7 | 3 | 3.9% |
