Invicta One Slot Dive Case w/ Model 17994 Reserve 47mm Scuba Sea Base Edition Swiss Made Quartz Chronograph Bracelet Watch Details: Movement: Swiss Made Ronda 3540.D Quartz Chronograph Movement Country of Origin: Switzerland Case Measurements: 47mm Case Thickness: 16-1/2mm Crystal: Sapphire Crown: Screw Down w/ Function Pushers Bracelet: Stainless Steel Bracelet Measurements: 8-1/2" L x 26mm W Clasp: Deployant Water Resistance: 30 ATM - 300 meters - 990 feet Weight: 8 oz Watch Country of Origin: Switzerland