PSA 10$6,676PriceCharting crawler
PSA 9$336.65PokemonPriceTracker 365d
PSA 8$129.44PokemonPriceTracker 365d
Net EV$142.32$370.86 net sale vs $228.54 cost
EV rangeEV range: +18% / +62% / +114% (pessimistic / expected / optimistic)Max buy $129.14 (pessimistic case returns 20%), with the card's value held at $132.47PSA 10 rate 4.7–6.7% (80% interval on 53 / 940); comps ±22.0% (comp quality 56). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 3% / 9 43% / 8 29% / ≤7 24%
PSA 10 ratePopulation 5.6% → adjusted 3.4% (Vintage, ×0.60 at $132 value, starting assumption)
Break-evenNeeds ≥ 0.5% adjusted (≈ 0.9% population)
CostsRaw $132.47 + shipping $5.00 + grading $78.22 (expected; 3% chance of an upcharge tier) + submission shipping $6.00 + time cost $6.86 = $228.54Net sale after fees: PSA 10 $5,723.90 · PSA 9 $283.52 · PSA 8 $105.69 · ≤7 $96.92PSA tier: Standard $59.99; 3% chance of an upcharge to Premier; about 129 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 splitVintage grade split (starting assumption); ≤7 valued at 90% of raw
PSA 10/9 premium19.8x