Ungraded vs MS66 2015 W $100 American Gold Eagle: price difference
2015 W $100 American Gold Eagle value — Ungraded $363 vs MS66 $5252. MS66 sells for 14.47× Ungraded (+1347%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Ungraded vs MS66
$363→$5252
MS66 sells for 14.47× (+1347%) the Ungraded price — a $4,889 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 2015 W $100 American Gold Eagle, the jump from Ungraded to MS66 is worth $4,889 (14.47×) — 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).