1986 S [PROOF MERCANTI SIGNED] American Silver Eagle — Coin Value
American Silver EagleWhat the 1986 S [PROOF MERCANTI SIGNED] American Silver Eagle is worth — ungraded vs graded (MS62 / MS66).
1986 S [PROOF MERCANTI SIGNED] American Silver Eagle value — Ungraded $235. Prices updated August 2026.
Live on eBay right now
Which version do you have?
For the cheapest way to own a 1986 S American Silver Eagle, purchase the PROOF version at around $107. The PROOF MERCANTI SIGNED version at $235 offers significant premiums, primarily through the autograph and specialized presentation. Collectors prioritizing ownership should opt for the PROOF; those seeking high-end collectibles and investment potential should pay the premium for the PROOF MERCANTI SIGNED.
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Price data verified against · 1
Item details
- Series
- American Silver Eagle
- Year
- 1986
- Mint
- S
1986 S [PROOF MERCANTI SIGNED] American Silver Eagle value
A raw (ungraded) 1986 S [PROOF MERCANTI SIGNED] American Silver Eagle runs around $235, a certified MS62 about null, and a high-grade MS66 commands null.
What drives the price
Grade, mint mark, strike quality, and key dates drive coin value. Certified (slabbed) coins carry a premium over raw; low-mintage years and full-strike examples appreciate the most.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $235 | eBay sold comps |
| Live asking — low / typical / high | $147.25 / $475 / $1,550 | 20 live eBay listings ↗ |
Market check: As of August 13, 2026, 20 live eBay listings ask $147.25–$1,550.00 (median $475.00).
Frequently asked questions
- What is the current ungraded value of this 1986 S American Silver Eagle?
- The ungraded value for this 1986 S American Silver Eagle is $235.
- Is the "S" mint mark important for the value of this coin?
- Yes, the S mint mark identifies this specific series piece, which is part of the American Silver Eagle collection.
- What year is this American Silver Eagle?
- This particular American Silver Eagle was minted in 1986.