RR1601

RR1601 is a watch calibre by Ball Watch Company.

It is an automatic mechanical movement based on the ETA 2824-2. Complications are hours, minutes, sweep seconds, date and mechanical thermometer (TMT), and power reserve is 42 hours.

Description: Self-winding movement Functions: Hours, minutes, sweep seconds, date and mechanical thermometer (TMT) Data: Ø 25.6 mm, H 5.1 mm Jewels 21:28,800 A/h Power reserve > 42 h