Android Swiss Quartz Metal and Stainless Steel Casual Watch, Color:Silver-Toned (Model: AD587AS) Movement: Swiss parts ISA 8171/201 quartz Crown: push/pull function pushers Bracelet measurements: 8-3/4" l x 21.5mm W Case measurements: 41mm Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving