Tommy Bahama Women's 10018341 Waikiki Reef Analog Display Japanese Quartz Blue Watch Japanese quartz 3-hand movement with sweeping second hand, soft & comfortable silicone strap with solid stainless-steel buckle and keeper High grade, stainless-steel case, caseback and crown, durable k1 mineral glass crystal & water-resistant to 30m (99 feet), and all with a 5-year limited warranty Japanese-quartz movement Case diameter: 36mm Water resistant to 99 feet