![Watthopper [1st Edition] STBL-EN027](/api/images/junkpal-products/cards/watthopper-1st-edition-stbl-en027-yugioh-starstrike-blast-card/img0/cover.webp)
Grade 9 vs PSA 10 Watthopper [1st Edition] STBL-EN027: price difference
Watthopper [1st Edition] STBL-EN027 value — Grade 9 $7 vs PSA 10 $40. PSA 10 sells for 5.71× Grade 9 (+471%). Prices updated July 2026.
↘ Falling · -68%
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$7→$40
PSA 10 sells for 5.71× (+471%) the Grade 9 price — a $33 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Watthopper [1st Edition] STBL-EN027, the jump from Grade 9 to PSA 10 is worth $33 (5.71×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).