Denomination in digits, denomination in words (twice)
Obverse script
Latin
Obverse lettering
QUINIENTOS SUCRES
500
QUINIENTOS SUCRES (Translation: Five hundred sucres 500 Five hundred sucres)
Reverse description
Portrait of president Isidro Ayora
Reverse script
Latin
Reverse lettering
BANCO CENTRAL DEL ECUADOR
ISIDRO AYORA
1927 - 1997 (Translation: Central Bank of Ecuador Isidro Ayora 1927 (year of creation of the Central Bank) - 1997 (year of issue))
Edge
Reeded
Mint
(So) Casa de Moneda de Chile,Santiago, Chile (1743-date)