Ronda 6203-B

The Ronda 6203-B is a quartz dual time movement produced in Switzerland. It operates between 0 and 50 degrees Celsius with an accuracy tolerance of -10 to +20 seconds per month. The movement includes both hacking seconds and a power-saving feature that cuts battery consumption by roughly 70% when the crown is pulled out. Battery life is approximately 40 months. The caliber remains in production.