Grade 9 vs PSA 10 Jonathan Kuminga #28 2021 Panini Select Basketball: price difference
Jonathan Kuminga #28 2021 Panini Select Basketball value — Grade 9 $8 vs PSA 10 $19. PSA 10 sells for 2.38× Grade 9 (+138%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 2.38× (+138%) the Grade 9 price — a $11 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Jonathan Kuminga #28 2021 Panini Select Basketball, the jump from Grade 9 to PSA 10 is worth $11 (2.38×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. 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).