Should You Grade Kingdra #XY39 from XY Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Kingdra #XY39. Current PSA 10 gem rate is 1.5% based on 67 graded copies. PSA 10 sales average $549.77 vs a raw market of $52.35. Expected value of grading: $-65.26 (-53% ROI). Verdict: Sell raw.
XY Black Star Promos · #XY39 · Promo
Default-tier verdict
Sell raw$-65 (-53% ROI)
Based on raw market $52.35, PSA 10 $549.77, gem rate 1.5% (67 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Kingdra #XY39 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 | 1 | 1.5% |
| PSA 9 | 11 | 16.4% |
| PSA 8 | 17 | 25.4% |
| PSA 7 | 27 | 40.3% |
