ISA 389/11 Quartz Watch Movement ISA 389/11, IST 389/11 is an ISATRONIC 3 hand, ladies quartz watch movement. This is a 8 3/4 ligne movement, 19.40 mm in diameter with a height of 2.80 mm. This is a Swiss Parts movement, hand dimensions are 120/70/20 (h/m/s), uses a 397 battery.