The product is a vintage 1984 Mexico banknote featuring 500 Pesos with the image of Francisco I. Madero. This Mexican banknote is crisp and uncirculated, making it a unique and collectible piece for those interested in paper money from Mexico. The banknote has not been certified, but its authenticity can be verified through research or expert appraisal. This historical piece of currency offers a glimpse into the economic and cultural landscape of Mexico in the 1980s.