Analog Swiss Men's Silver Skeleton Dial Watch with Rose Gold Toned Case and Bracelet, Fixed Bezel (Rose Gold Tone), Day of Week Display, Date at 3 O'Clock Position, Four Sub-Dials: Power Reserve Indicator, Hour Markers, Minute Markers, Carl F. Bucherer Calibre CFB 1930.1 Automatic Movement with Approximate 42-Hour Power Reserve, Scratch Resistant Sapphire Crystal, Skeleton Transparent Case Back, Round Case Size 40mm Thickness 11.5mm, Water Resistance to 50m / 165ft, Functions: Hours, Minutes, Seconds, Retrograde Calendar