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Obverse Description
The Mexican coat of arms with its legend at the centre, surrounded by all the previous Mexico's coat of arms; from the native one at centre top and then in chronological order clockwise
Reverse Description
Winged victory on a crowned pedestal, with the mountains and Mexico City in the background, with the weight at the top-left, metal at top-centre, date, mint, and fineness at top-right.
Catalog Information
GSID:
296648
Obverse Lettering:
ESTADOS UNIDOS MEXICANOS
Reverse Lettering:
1 ONZA PLATA PURA LEY .999, Mo
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:
Proof
Diameter:
40
Coin Shape:
Round
Edge:
Reeded
Variety:
Libertad
Variety 2:
Silver
Coin Date:
2021-Mo
Denomination:
1 Onza
Designation:
PR
Mint Location:
La Casa de Moneda
Mint Mark:
Mo
Coinage Type:
Mexico Silver Libertad
Coinage Years:
1982-
Composition:
Silver
PCGS #:
888464
Krause #:
KM-639
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Subject: I would like to contribute catalog info to CDN for 2021-Mo 1 Onza Libertad, Silver PR DCAM (KM-639)
Body: Referring page: http://beta.greysheet.com/prices/item/2021-1-onza-libertad-world-coins-mexico-proof-strike/gsid/296648 GSID: 296648 Title: 2021-Mo 1 Onza Libertad, Silver PR DCAM (KM-639)
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Coin Value History
2021-Mo 1 Onza Libertad, Silver PR DCAM (KM-639)
Value By Grade
2021-Mo 1 Onza Libertad, Silver PR DCAM (KM-639)
CPG (retail) values
Currency
Grade Range
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Pricing
Libertad 1 Onza Silver, 31.1g PR DCAM [Type]
Worth: $67 – $137
Libertad 1 Onza Silver, Reverse Proof, 31.1g PR [Type]
Worth: $180 – $275
1983-Mo 1 Onza Libertad, Silver, No Dot in Fineness PR DCAM
Worth: $900 – $3,000
1984-Mo 1 Onza Libertad, Silver PR DCAM
1985-Mo 1 Onza Libertad, Silver PR DCAM
1986-Mo 1 Onza Libertad, Silver PR DCAM
Worth: $67 – $137
1987-Mo 1 Onza Libertad, Silver PR
1987-Mo 1 Onza Libertad, Silver PR DCAM
Worth: $92 – $337
1988-Mo 1 Onza Libertad, Silver PR DCAM
Worth: $800 – $800
1988-Mo 1 Onza Libertad, Silver, Cuauhtemoc PR DCAM
1989-Mo 1 Onza Libertad, Silver, No Dot in Fineness PR DCAM
Worth: $250 – $500
1989-Mo 1 Onza Libertad, Silver, With Dot in Fineness PR DCAM
Worth: $1,400 – $1,400
1990-Mo 1 Onza Libertad, Silver PR
1990-Mo 1 Onza Libertad, Silver PR DCAM
Worth: $67 – $164
1991-Mo 1 Onza Libertad, Silver PR DCAM
Greysheet News
Weekly World Mint Coinage: July 23, 2026
7/23/2026
State of the Modern Mexican Coin Market at GreatCollections
1998 Silver Onza Libertad Realizes $46,125 in Recent GC Auction.
7/23/2026
Events
Midlands Coin Club Coin, Currency and Collectibles Show - SC
Location: Medallion Center
Friday, May 1, 2026
