Ungraded vs PSA 10 Milt May #98 1977 Topps Baseball: price difference
Milt May #98 1977 Topps Baseball value — Ungraded $2 vs PSA 10 $170. PSA 10 sells for 85× Ungraded (+8400%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 85× (+8400%) the Ungraded price — a $168 difference per card.
Grade 9 sells for 18× (+1700%) the Ungraded price — a $34 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Milt May #98 1977 Topps Baseball, the jump from Ungraded to PSA 10 is worth $168 (85×) — 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).