This uncirculated 500 Mexican peso note is part of the 1981 AB series. It is a green, brown, and black note that measures 157 mm x 67 mm, is dated 27 January 1981, and bears the signature of Gonzalo Garcia Rodriguez. Its obverse side features a portrait of Francisco Ignacio Madero Gonzalez. Its reverse side shows a bank guilloche, carvings on the Stone of Tizoc, and an Aztec calendar stone. Security features include a solid security thread with a printed BANXICO 500 PESOS and a watermark of Francisco Ignacio Madero Gonzalez.