Model : Polished SS Case, White Dial, Cut Subdials on Stainless Steel Bracelet with Single Fold Insignia Deployant BuckleMovement: Japanese OS 20 Working Chronograph Quartz Movement Functions:Hours, Minutes, Date ( 12.00, Set via crown), 24 Hours Indicator (3.00 subdial) Chronograph 9.00 Subdial : Min Counter 2.00 Pusher : Start/Stop Chronograph 4.00 Pusher : Reset Chronograph Dimensions : Width 40mm x Height 40mm x 17mmThkMaterial: Solid 316 Stainless Steel in Brushed finishedBack: Display case back with Insignia Crown: One-piece Pull out crown Crystal: Synthetic Crystal Water-resistant