Should You Grade Seviper #11 from Sandstorm?
Free PSA grading EV calculator pre-loaded with live market data for Seviper #11. Current PSA 10 gem rate is 14.7% based on 245 graded copies. PSA 10 sales average $1121.47 vs a raw market of $28.00. Expected value of grading: $148.67 (126% ROI). Verdict: Grade It.
Sandstorm · #11 · Rare Holo
Default-tier verdict
Grade It+$149 (+126% ROI)
Based on raw market $28.00, PSA 10 $1121.47, gem rate 14.7% (245 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Seviper #11 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 | 36 | 14.7% |
| PSA 9 | 99 | 40.4% |
| PSA 8 | 67 | 27.3% |
| PSA 7 | 26 | 10.6% |