Depicts a portrait of Miguel Grau, surrounded by the inscription Great Admiral Miguel Grau.

Miguel María Grau Seminario (1834–1879) was the most renowned Peruvian naval officer and hero of the naval battle of Angamos during the War of the Pacific (1879–1884). He was known as el Caballero de los Mares (Spanish for "Gentleman of the Seas") for his kind and chivalrous treatment of defeated enemies and is esteemed by both Peruvians and Chileans. He is an iconic figure for the Peruvian Navy, and one of the most famous merchant marine and naval military leaders of the Americas.

Denomination in a circle with the denomination below outside of the circle, surrounded by the inscription "Central Reserve Bank of Peru" above and the date below.