Decimal issues of the Oaxaca mint
Copper
One centavo


KM-391.7 1c 1872 Oa (Ponterio Baltimore auction, 16 November 2012, lot 11364)
Diameter 25 mm.
| Date | Recorded Mintage |
Comment |
| 1872 | 15,724 | |
| 1873 | 10,787 | |
| 1874 | 4,835 | |
| 1876 | 2,860 |
All 1875 1c coins are counterfeit. For a discussion of these and other counterfeits, and a table of the die pairings, see here.
Silver
Five centavos


KM-398.8 5c 1890 Oa E (Stack’s Bowers Kirk Menczer Collection, 21 October 2025, lot 71181)
Diameter 15 mm. 1.353 g. 0.9027 silver
| Date | Asssayer | Recorded Mintage |
Comment |
| 1890 | E | ||
| 1890 | N | illustrated below |


KM-398.8 5c 1890 Oa N (Stack’s Bowers Kirk Menczer Collection, 21 October 2025, lot 71182)
Ten centavos


KM-403.8 1889 (Stack’s-Bowers Kirk Menczer Collection. 21 October 2025, lot 71402)
Diameter 17 mm. 2.707 g. 0.9027 silver
| Date | Asssayer | Recorded Mintage |
Comment |
| 1889 | E | ||
| 1890 | N | ||
| 1890 | E |
One peso


KM-408.6 $1 1869 Oa E (Ponterio Baltimore auction, 28 March 2011, lot 9255)
Diameter 17 mm. 27.073 g. 0.9027 silver
| Date | Asssayer | Recorded Mintage |
Comment |
| 1869 | E | ||
| 1870 | E | small A in mintmark | |
| 1870 | E | large A in mintmark | |
| 1871/69 | E | 140,000 | |
| 1871 | E | small A in mintmark | |
| 1871 | E | large A in mintmark | |
| 1872 | E | 180.000 | small A in mintmark (illustrated below) |
| 1872 | E | large A in mintmark | |
| 1873 | E | 105.000 |


KM-408.6 1872 Oa E (Stack’s-Bowers auction, 26 August 2025, lot 41446)
Small "A" variety.
Gold
Ten pesos


KM-413.8 $10 1874 Oa E (Stack’s Bowers auction, 17 August 2024, lot 44200)
Diameter 27 mm. 16.920 g. 0.8750 gold
| Date | Asssayer | Recorded Mintage |
Comment |
| 1870 | E | 4,614 | |
| 1871 | E | 2,705 | |
| 1872 | E | 5,897 | |
| 1873 | E | 3,537 | |
| 1874 | E | 2,205 | |
| 1875 | E | ||
| 1876 | E | ||
| 1877 | E | ||
| 1878 | E | ||
| 1879 | E | ||
| 1880 | E | ||
| 1881 | E | 961 | |
| 1882 | E | ||
| 1883 | E | ||
| 1884 | E | ||
| 1885 | E | ||
| 1886 | E | 400 | |
| 1887 | E |
Twenty pesos


KM-414.7 $10 1871 Oa E
Diameter 34 mm. 33.840 g. 0.8750 gold
| Date | Asssayer | Recorded Mintage |
Comment |
| 1870 | E | 1,131 | |
| 1871 | E | 1,591 | |
| 1872 | E | ||
| 1888 | E |