ISA 8171/204 Watch Movement

ISA 8171/204 Quartz Watch Movement is a Multi Function Chronograph quartz watch movement. This 11 1/2 ligne gents chrono movement is 25.60 mm in diameter with a movement height of 3.70 mm. This is 3 hand movement (hour / minute / sweep second) with 2 indicators, moon phase @ 6, date window @ 4. The indicator at the 2 o'clock position records 60 seconds, the indicator at the 10 o'clock position is a 30 minute register. This is a Swiss parts movement, 0 jewels, uses a 395 battery. The hand dimensions are 150/90/20/16 (hour / minute / center seconds / indicators). This is a direct replacement movement for ISA/IST 8161/204.

Movement Interchange
ISA (IST) 8161/204