Big Date Aperture Power Reserve Up To 80 Hours Transparent Caseback Swiss Made International Warranty DESCRIPTION The Commander Big Date Swiss watch celebrated the 100th anniversary of the brand in 2018. Its large date aperture at 6 o'clock offers unrivalled date legibility. The sunray satin-finished dial is extremely pure and protected by an elegant round case in satin-finished stainless steel and enhanced by a polished bezel. This anthology and iconic piece is fitted with the Caliber 80, an automatic watch movement that offers up to 80 hours of power reserve. TECHNICAL SPECS ABOUT THE WATCH Modele No. M021.626.11.091.00 Collection Commander Gender Gent Warranty 2 Years of Warranty Water resistance 5 bar (50 m / 165 ft) Weight (g) 141 CASE AND CRYSTAL Case shape Round Case length (mm) 42.00 Width (mm) 42.00 Thickness (mm) 12 Lugs width (mm) 22.00 Case Material Stainless steel Crystal Sapphire crystal Case options See-through case back DIAL Dial color Green Indexes Applied indexes MOVEMENT Caliber 12.75 Caliber Diameter (mm) 28.80 Jewels 25 Functions Big Date Power reserve Power reserve up to 80 hours Movement Mido Automatic ETA Caliber Automatic Mido Caliber 80 (base ETA C07.651) STRAP Strap/Chain reference M605016048 Strap details Stainless steel Strap color Grey Buckle Pin buckle