Ungraded vs PSA 10 Bryce Harper #873 2021 Topps Project 70 Baseball: price difference
Bryce Harper #873 2021 Topps Project 70 Baseball value — Ungraded $21 vs PSA 10 $130. PSA 10 sells for 6.19× Ungraded (+519%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs PSA 10
$21→$130
PSA 10 sells for 6.19× (+519%) the Ungraded price — a $109 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Bryce Harper #873 2021 Topps Project 70 Baseball, the jump from Ungraded to PSA 10 is worth $109 (6.19×) — 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).