PSA 10$82.04Market grade-curve estimate
PSA 9$30.21Market grade-curve estimate
PSA 8-Market grade-curve estimate
Net EV−$73.31$28.68 net sale vs $101.99 cost
EV rangeEV range: -83% / -72% / -54% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $27.80PSA 10 rate 10.6–67.9% (80% interval on 1 / 3); comps ±20.5% (comp quality 59). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 21% / 9 54% / 8 17% / ≤7 8%
PSA 10 ratePopulation 33.3% → adjusted 20.9% (SW&SH, ×0.63 at $28 value, starting assumption)
Break-evenCan't break even at these prices
CostsRaw $27.80 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $3.20 = $101.99Net sale after fees: PSA 10 $65.01 · PSA 9 $20.53 · PSA 8 $16.07 · ≤7 $16.07PSA tier: Standard $59.99; about 133 days at PSA. PSA and eBay fees from their official pages; eBay fees include 7% sales tax in their base; that, the shipping and the 10%/yr time cost are your assumptions (Settings). Grade splitSW&SH grade split (starting assumption); ≤7 valued at 90% of raw; no PSA 8 comp, so 8s valued like ≤7
PSA 10/9 premium2.7x