Macau, Portuguese colony (1557-1999), engraver: ?, Lisbon mint (Imprensa Nacional - Casa da Moeda de Portugal), 1984 AD.,
10 Avos (ø 19 mm / 3,23 g), nickel-brass (Cu 0.790 - Zn 0.200 - Ni 0.010), 3,20 g. theor. mint weight, mintage 3.000.000 , axes medal alignment ↑↑ (0°), plain edge,
Obv.: * REPUBLICA PORTUGUESA * MACAU * / 1984 , Portuguese shield of arms, date below.
Rev.: 10 AVOS / 毫 壹 / ... / 門 澳 , value in western and Chinese characters ("ten cents").
KM 20 ; Alberto Gomes (5ª Edição 2006) 05.03 .