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1985-Mo 1 Onza Libertad, Silver MS (KM-494.1) OGP

Auction lot photos of this item graded OGP

Coin Value History

1985-Mo 1 Onza Libertad, Silver MS (KM-494.1) OGP

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OGP

1985-Mo 1 Onza Libertad, Silver MS (KM-494.1)

Original Government Packaging

Greysheet & CPG® Price Guide

+0.0%

Greysheet (2026)

$1,234

Wholesale

1/1/24	$1,234	–
1/1/23	$1,234	–
1/1/22	$1,234	–

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Price History

+0.0%

CPG (2026)

$1,234

Retail

1/1/24	$1,234	–
1/1/23	$1,234	–
1/1/22	$1,234	–

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Price History

Auction Prices

8 recent OGP sales, then the closest other results

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MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-68.

OGP PCGS

$244

Sold 9/9/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-68.

OGP PCGS

$293

Sold 6/26/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-67.

OGP PCGS

$317

Sold 6/26/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-68.

OGP PCGS

$195

Sold 6/26/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-68.

OGP PCGS

$195

Sold 6/26/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (San Luis Potosi) Mint. PCGS MS-67.

OGP PCGS

$220

Sold 6/26/2026

Stack’s Bowers Galleries

MEXICO. Silver Onza, 1985-Mo. Mexican (Potosi) Mint. PCGS MS-67.

OGP PCGS

$264

Sold 2/25/2026

Stack’s Bowers Galleries

MEXICO. Duo of Onzas (2 Pieces), 1985-Mo. Mexican (Potosi) Mint. Both PCGS Certified.

OGP PCGS

$288

Sold 2/25/2026

Stack’s Bowers Galleries

MEXICO. Onza, 1985-Mo. Mexico City Mint. PCGS MS-68.

MS68 PCGS

$192

Sold 2/28/2023

Stack’s Bowers Galleries

MEXICO. Onza, 1985-Mo. Mexico City Mint. PCGS MS-67.

MS67 PCGS

$96

Sold 2/28/2023

Stack’s Bowers Galleries

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Auction Prices, Other Grades

Recent public sale records for this item in other grades

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MEXICO. Onza, 1985-Mo. Mexican (Potosi) Mint. PCGS MS-66.

MS66 PCGS

$72

Sold 5/16/2023

Stack’s Bowers Galleries

MEXICO. Onza, 1985-Mo. Mexico City Mint. PCGS MS-67.

MS67 PCGS

$120

Sold 2/28/2023

Stack’s Bowers Galleries

MEXICO. Onza, 1985-Mo. Mexico City Mint. PCGS MS-67.

MS67 PCGS

$240

Sold 2/28/2023

Stack’s Bowers Galleries

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View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.

Greysheet News

Weekly World Mint Coinage: November 5, 2026

New coins from Austria, Hungary, and the United Kingdom.

By Michael Alexander 11/5/2026

Stack's Bowers and Ponterio's October 2026 Hong Kong (SAR) Auction Realizes Nearly $32 Million, Highlighted by a $4.75 Million Kwan Ping Trade Coinage Pattern

Following a thrilling multi-day showcase, Stack's Bowers and Ponterio is pleased to report the spectacular results of their October 2026 Hong Kong (SAR) Showcase Auction, which concluded on October 26, 2026.

By Stack’s Bowers Galleries 11/3/2026

Weekly World Mint Coinage: October 29, 2026

New coins from Australia, China, and the Netherlands.

By Michael Alexander 10/29/2026

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Tuesday, September 1, 2026

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