Should You Grade Bulbasaur #SWSH231 from SWSH Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Bulbasaur #SWSH231. Current PSA 10 gem rate is 9.2% based on 271 graded copies. PSA 10 sales average $73.40 vs a raw market of $10.68. Expected value of grading: $-57.45 (-71% ROI). Verdict: Sell raw.
SWSH Black Star Promos · #SWSH231 · Promo
Default-tier verdict
Sell raw$-57 (-71% ROI)
Based on raw market $10.68, PSA 10 $73.40, gem rate 9.2% (271 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Bulbasaur #SWSH231 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 | 25 | 9.2% |
| PSA 9 | 142 | 52.4% |
| PSA 8 | 82 | 30.3% |
| PSA 7 | 11 | 4.1% |
