Longines Master watchStyle No.: L2.793.5.77.7Triple safety folding clasp and push-piece opening mechanism18ct rose-gold cap of a minimum thickness of 0.2 mm (0.2mm = 200 microns) and stainless steel round case and link bracelet, scratch-resistant sapphire crystal glass, transparent case back with sapphire crystal, dial set with 13 Top Wesselton VS-SI diamonds totalling 0.059-carats as hour numerals, hour/minute/second rose-gold hands, self-winding mechanical movement beating at 25'200 vibrations per hour, 64 hours power reserve, date display at 3 o'clockCase diameter: 40mmWater resistant up to 3 bar/30mTwo year manufacturer’s warrantyMade in Switzerland