Purchase Date: November 2024 OCEAN OF STORMS SO35B400 Case Material: Black Bioceramic case and crown Case Diameter: 42.3 mm Case Thickness: 14.4 mm Distance between lugs: 48.0 mm Movement: SISTEM51 Mechanical Movement Water Resistance: 50 Fathoms (91 m / 300 feet / 9 bar) Hands, Hour Markers, 60-minute Diving Scale: Grade A Super-LumiNova® Bezel: Black Bioceramic unidirectional rotating bezel with black insert Strap: Replaced with the ceramic strap shown in the photo. Both the fit and design have significantly improved in quality. (Wrist size approx. 18cm + 2 spare links) Original NATO strap included. No returns, no exchanges.