Ungraded vs MS66 1997 S [PROOF] Lincoln Memorial Penny: price difference
1997 S [PROOF] Lincoln Memorial Penny value — Ungraded $1 vs MS66 $55. MS66 sells for 55× Ungraded (+5400%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
MS66 sells for 55× (+5400%) the Ungraded price — a $54 difference per coin.
MS62 sells for 8× (+700%) the Ungraded price — a $7 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1997 S [PROOF] Lincoln Memorial Penny, the jump from Ungraded to MS66 is worth $54 (55×) — 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).