1991-Mo 1 Onza Libertad, Silver, Type 2 MS (KM-494.3)

Name: 1991-Mo 1 Onza Libertad, Silver, Type 2 MS (KM-494.3)
SKU: 374497

Greysheet & CPG® Values

Melt Value (Silver): 0.999 oz

$65.81

View Image Gallery Image for 1991-Mo 1 Onza Libertad, Silver, Type 2 MS (KM-494.3)

1991-Mo 1 Onza Libertad, Silver, Type 2 MS (KM-494.3)

Thank you to our sponsors!

Go check them out!

The type 2 reverse represents the modified reverse design with smaller lettering. The specific mintage of the type 2 is not reported but they are far scarcer than the type 1 coins.

Obverse Description

National coat of arms of Mexico with the eagle facing left, its feathers resembling plates of armor.

Reverse Description

Winged Victory. Re-styled reverse with smaller letters of ONZA, PLATA PURA. Mintmark below Victory's left hand.

Catalog Information

GSID: 374497

Obverse Lettering: ESTADOS UNIDOS MEXICANOS

Reverse Lettering: 1 onza, PLATA PURA M MEXICO Ley, .999, 1991

Fineness: 0.999

Weight (gr): 31.104 gr

Weight (oz): 1 oz

Precious Metal Weight: 0.999 oz

Coin Rulers Name: United Mexican States/Mexican Republic

Strike Type: Business

Diameter: 36

Coin Shape: Round

Edge: Reeded

Variety: Libertad

Variety 2: Silver, Type 2

Coin Date: 1991-Mo

Denomination: 1 Onza

Designation: MS

Mint Location: La Casa de Moneda

Mint Mark: Mo

Mintage: 1,650,518

Coinage Type: Mexico Silver Libertad

Coinage Years: 1982-

Composition: Silver

PCGS #: 672006

Krause #: KM-494.3

Subscribe to View

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

Greysheet News

Weekly World Mint Coinage: August 27, 2026

New coins from the Netherlands, South Africa, and Vatican City.

By Michael Alexander 8/27/2026

eBay Expands Authenticity Guarantee to Collectible Coins

eBay, one of the world's largest marketplaces for unique and historic coins, today announced the expansion of Authenticity Guarantee in the U.S. to a new category: collectible coins.

By CDN Publishing 8/21/2026