Longines Silver Battery Operated Quartz Watch # L5.755.4.71.0 (Women Watch). Band Color : Black. Dial Color : Silver. Band Material : Leather. BandLength : Women Standard. Case Material : Stainless Steel. Clasp Type : Tang. Bezel Function : Fixed. Crystal : Scratch Resistant Sapphire. Water Resistant Depth : 30 meters. Movement Type : Battery Operated Quartz. Model Number:L5.755.4.71.0 L5.755.4.71. L5.755.4.71 L5.755.4.7.