Weight (gr) 180 Resistance to water pressure Withstands water pressure up to 30 bar (300 m / 100 ft) Case thickness 12.8 Case options aluminum bezel ring, screw-down crown and caseback, Counterclockwise rotating bezel, Screw-down buttons Case length 45.50 Case width 45.50 Case Material 316L stainless steel case | horn width 22.00 Case shape ROUND Crystal Double-sided Anti-reflective scratch resistant sapphire crystal glass Energy Quartz and EOL (battery life indicator) jewels 4 Model ETA G10.212 clock mechanism Swiss quartz Caliber 13 1/4''' | Dial SDsnSLG (Hour Minutes small seconds Date) Caliber Diameter (mm) 29.8 Battery battery type Renata 394 Functions 30-minutes and 1/10 of a second counters, ADD and SPLIT functions, central 60-seconds chronograph hand, EOL (battery end-of-life indicator) Strap details 316L stainless steel Clasp Folding clasp with safety and diver extension |