Whitman Expo
New coins from Australia, Canada, and Spain.
Thank you to our sponsors!
Go check them out!
Obverse Description
National coat of arms of Mexico with the eagle facing left, its feathers resembling plates of armor.
Reverse Description
Winged Victory. First reverse style.
Catalog Information
GSID:
296559
Obverse Lettering:
ESTADOS UNIDOS MEXICANOS
Reverse Lettering:
1 onza, PLATA PURA M MEXICO Ley, .999, 1983
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
Coin Date:
1983-Mo
Denomination:
1 Onza
Designation:
MS
Mint Location:
La Casa de Moneda
Mint Mark:
Mo
Mintage:
1,001,768
Coinage Type:
Mexico Silver Libertad
Coinage Years:
1982-
Composition:
Silver
PCGS #:
526438
Krause #:
KM-494.1
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 1983-Mo 1 Onza Libertad, Silver MS (KM-494.1)
Body: Referring page: https://www1.greysheet.com/prices/item/1983-silver-onza-libertad-mexico-world-coins/gsid/296559 GSID: 296559 Title: 1983-Mo 1 Onza Libertad, Silver MS (KM-494.1)
Subscribe to View
View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.
Coin Value History
1983-Mo 1 Onza Libertad, Silver MS (KM-494.1)
Value By Grade
1983-Mo 1 Onza Libertad, Silver MS (KM-494.1)
CPG (retail) values
Currency
Grade Range
Sort by
Pricing
Values
Greysheet & CPG® Values
Libertad 1 Onza Silver, 31.1g MS [Type]
![Libertad 1 Onza Silver, 31.1g MS [Type]](https://images.greysheet.com/Ctc/Catalog/20260406/54702a27-77b7-4b22-8f1e-e4219dec7365.jpeg?MaxWidth=200&Mode=Pad&Scale=UpscaleCanvas&format=webp)
Worth: $84 – $103
1982-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $400
1984-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,500
1985-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,000
1986-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,000
1987-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $400
1988-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,000
1989-Mo 1 Onza Libertad, Silver, Without Dot MS
Worth: $89 – $650
1990-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,000
1991-Mo 1 Onza Libertad, Silver, Type 1 MS
Worth: $89 – $850
1991-Mo 1 Onza Libertad, Silver, Type 2 MS
Worth: $150 – $1,000
1992-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $200
1993-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $1,500
1994-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $600
1995-Mo 1 Onza Libertad, Silver MS
Worth: $89 – $178
Greysheet News
Weekly World Mint Coinage: August 13, 2026
8/13/2026
Atocha Silver Ingot Leads Heritage's Shipwreck & Treasures World Coins Auction to $459,498
Atocha, 1715 Fleet and Whydah treasures among top highlights in Aug. 9 event.
8/12/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, June 3, 2026