Oris Frank Sinatra Complication

The Oris Frank Sinatra Complication, reference 01 581 7572 4061-07 5 19 98FC, is a GMT watch with a steel case 39 mm wide and 40 mm long, a leather strap and 19 mm lugs, rated water resistant to 30 metres. The silver dial presents a second time zone with date and weekday subsidiary displays. Central seconds pass beneath domed sapphire beside a moon phase window. Flexible lugs and a see-through case back distinguish the case construction. Self-winding calibre 581 delivers a 38-hour power reserve.