Coutura, Radio Sync Solar Chronograph, 44.5mm

Radio Sync Solar Chronograph 

Radio-controlled: Automatically receives radio signals to precisely adjust the time and calendar 

Powered by light energy- no battery change required 

Signal reception and result indicator 

World time function (25 time zones) 

24 hour indicator 

6-month power reserve 

Power save function 

Chronograph measures up to 60 minutes in 1/5 second increments with split time measurement function 

Date calendar 

LumiBrite hands and markers 

Screwdown crown 

Glass caseback 

Sapphire crystal 

Case diameter: 44.5mm 

Stainless steel case and bracelet 

Cabochon crown 

Water-resistant to 10 bar, 100 meters (330 feet) 

Caliber 8B92