IRIAN BARAT: AL 2½ rupiah, 1963, KM-PN2, pattern, portrait of Sukarno, About Unc. Struck for the newly acquired territory of Irian Barat (West Irian) which had this name from 1969-1973 before the name was changed again to Irian Jaya (1973-2001), and Papua (2002-2003).
Estimate: 130- 160 USD