Should You Grade Blastoise VMAX #SWSH103 from SWSH Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Blastoise VMAX #SWSH103. Current PSA 10 gem rate is 60.4% based on 3,444 graded copies. PSA 10 sales average $249.95 vs a raw market of $10.98. Expected value of grading: $70.12 (87% ROI). Verdict: Grade It.
SWSH Black Star Promos · #SWSH103 · Promo
Default-tier verdict
Grade It+$70 (+87% ROI)
Based on raw market $10.98, PSA 10 $249.95, gem rate 60.4% (3,444 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Blastoise VMAX #SWSH103 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 | 2,079 | 60.4% |
| PSA 9 | 1,111 | 32.3% |
| PSA 8 | 140 | 4.1% |
| PSA 7 | 51 | 1.5% |
