Convert from mace [China] to etto [Italy]

Unit Definition (mace [China])
The mace is a traditional Chinese unit for weighing precious metals, especially silver. In the European colonial period, the mace was considered equal to 0.1 tael or liang; this would be 2/15 ounce or about 3.78 grams.

Unit Definition (etto [Italy])
The etto is an informal Italian name for the hectogram, a unit of mass equal to 100 grams or about 3.5274 ounces.