Mexico 1 Peso Banknote was issued by the Bank of Mexico in 1970. It has a color combination of black, green, and red. Its obverse features the Aztec calendar while the reverse depicts the angel atop the Independence Monument In Mexico City. It also features the bank seal and bank guilloche. The banknote does not have a security thread and watermark. This note is part of the Series BIG and bears the signature of Alfonso Romo. It measures 157 x 67 mm. This particular banknote is in uncirculated condition and has been TAP authenticated with a grade of 60-70.