Longines HydroConquest Collection Automatic Swiss Quartz Watch With A Silver Coloured Stainless Steel Bracelet Strap, Ceramic Bezel, Sunray Black Coloured Dial & Date Window. Founded in 1832 in Saint-Imier, the famous Swiss watch brand Longines can boast a long tradition characterised by the elegance and performance of its products. Those values are perfectly represented by The Longines Sport Collection. The HydroConquest line is dedicated to men and women looking for a high performance timepiece that combines technical innovation and elegance. Longines now extends this line with new models in bright colours. Features Include: Swiss Super-LumiNova, self-winding mechanical movement beating at 25'200 vibrations per hour, with a power reserve of approximately 72 hours,Hours, minutes, seconds and date. Clasp: Double safety folding clasp and integrated diving extension Glass: Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides Case Back:Screw-down case back Water-resistant:30 bar Screw-in crown, Unidirectional rotating bezel Two year warranty and gift box Dimensions: 41mm Thickness: 11.90 mm