Swiss made - black dial - chronograph feature with rotating subdials - self-winding automatic chronometer movement - calibre 17 rs swiss made - sapphire crystal exhibition back - guaranteed authentic - certificate of authenticity - polished with brushed steel case - black leather strap with pattern - scratch resistant sapphire crystal - 100 meters / 330 feet water-resistant - 43mm = 1 5/8" case, 7" adjustable strap - deployment buckle - luminescent hands & markers - screw down crown & caseback