Ref: SP0006Q Case Diameter: 42mm Lug to lug: 49mm Thickness: 11.5mm Lug width: 20mm Weight: 97g Case Material: Stainless steel 316L Strap Material: Silicone Glass: Mineral Luminous: Yes Movement:  Quartz Chronograph Crown: Screwed Water Resistance: 50m (5ATM)