100 Baisa - Obverse: Arabic text. Sultan Qaboos bin Sa'id (18 November 1940 – 10 January 2020) was the Sultan of Oman from 23 July 1970 until his death in 2020. A fifteenth-generation descendant of the founder of the House of Al Said, at right. Faslajs irrigation system at center, arms at upper left. Reverse: English text. Verreaux's eagle and white oryx at center.