Information Watch : Caliber Number : V192 Movement Type : Solar Accuracy : ±15 seconds per month Exterior Case Material : Stainless steel Crystal : Curved sapphire crystal Crystal Coating : Anti-reflective coating on inner surface LumiBrite : LumiBrite on hands and index(es) Clasp : Three-fold clasp with push button release Other Details Water Resistance : 10 bar Case Size Thickness: 13.3 ㎜ Diameter: 39 ㎜ Length: 45.5 ㎜ Weight : 161.0 g Other specifications Screw case back Tachymeter function Other features 24-hour hand Chronograph up to 60 minutes in 1/5 second increments Date display Display function of resuming electric power generation. Equipped with small seconds hand Overcharge prevention function