Gucci 'Twirl' Quartz Stainless Steel Silver-Toned Women's Watch(Model: YA112441) Swiss Made, Ronda quartz movement Sapphire with antireflective coating inside Analog-quartz Movement Case Diameter: 23.5mm Water Resistant To 30m (100ft): In General, Withstands Splashes or Brief Immersion In Water, but not Suitable for Swimming or Bathing