Should You Grade White Kyurem #XY128 from XY Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for White Kyurem #XY128. Current PSA 10 gem rate is 7.4% based on 81 graded copies. PSA 10 sales average $342.00 vs a raw market of $28.00. Expected value of grading: $73.67 (75% ROI). Verdict: Grade It.
XY Black Star Promos · #XY128 · Promo
Default-tier verdict
Grade It+$74 (+75% ROI)
Based on raw market $28.00, PSA 10 $342.00, gem rate 7.4% (81 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting White Kyurem #XY128 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 | 6 | 7.4% |
| PSA 9 | 28 | 34.6% |
| PSA 8 | 32 | 39.5% |
| PSA 7 | 11 | 13.6% |
