![Stephen Curry [Copper Prizm] #259 2017 Panini Select Basketball](/api/images/junkpal-products/sports/stephen-curry-copper-prizm-259-basketball-cards-2017-panini-select-sport/cover.webp)
Grade 9 vs PSA 10 Stephen Curry [Copper Prizm] #259 2017 Panini Select Basketball: price difference
Stephen Curry [Copper Prizm] #259 2017 Panini Select Basketball value — Grade 9 $500 vs PSA 10 $695. PSA 10 sells for 1.39× Grade 9 (+39%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 1.39× (+39%) the Grade 9 price — a $195 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Stephen Curry [Copper Prizm] #259 2017 Panini Select Basketball, the jump from Grade 9 to PSA 10 is worth $195 (1.39×) — 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).