Mexico, 1997 AD., Mexico City mint, 1 Peso, KM 603.

Mexico, Mexico City mint, 1997 AD.,
1 Peso (21 mm / 3,99 g), bi-metallic: an aluminium-bronze center in a stainless steel ring, 3,95 g theor. mint weight, mintage 222.870.000 , coin alignment ↑↓ (180°), plain edge,
Obv.: ESTADOS UNIDOS MEXICANOS , Mexico's national symbol, an eagle with a snake in beak, perched on cactus, enclosed in a circle formed by the legend and a wreath.
Rev.: 2005 / $ 1 Mo , year, value and mint mark on the aluminium-bronze center, a stylized image of the ring of Solar splendor of the Aztec "Piedra del Sol" around on the stainless steel ring.
KM 603 .

Year Mintage
1996 169,510,000
1997 222,870,000
1998 261,942,000
1999 99,168,000
2000 158,379,000
2001 208,576,000
2002 119,514,000
2003 169,320,000
2004 208,611,000
2005 253,924,000
2006 289,834,000
2007 368,408,000
2008 99,687,000 (estimated)