[5][6] In August 1922 the ship was launched and in December 1922 it left Amsterdam for Hellevoetsluis where it would perform its sea trials.

[7][8] The next year, in 1923, Pollux was commissioned into the Dienst der Bebakening en kustverlichting.

[9] In March 1929 Pollux was involved in the construction of a new beacon in Soerabaja which would mark the area that contained the Queen Olga reef.

[10] During the Second World War Pollux continued her lighting and beacon duties, which included making sure minefields were properly marked in the waters of the Dutch East Indies.

[1] A year later, on 13 February 1943, Pollux was lifted by the Japanese and rebuild as the survey vessel Korai Maru.