GV2 by Gevril Men's 1400 Polpo Analog Display Swiss Quartz Black Watch Ronda 3540 Swiss quartz movement; chronograph, tachymeter, date and seconds sub-dial; limited edition Stainless steel case with blue ion-plated unidirectional bezel; luminous hands and hour markers Swiss-quartz Movement Case Diameter: 48mm Water Resistant To 330 Feet