Radio Sync Solar
Radio-controlled: Automatically receives radio signals to precisely adjust the time and calendar
Signal reception and result indicator
World time function (25 time zones)
Dual time function
6-month power reserve
Power save function
Date calendar
LumiBrite hands and markers
Screwdown crown
Glass caseback
Sapphire crystal
44.5mm diameter
Water-resistant to 10 bar, 100 meters (330 feet)
Caliber 8B63
 
Cabochon crown