Display of two time zones with local/home time, am/pm indicator * Manual winding * Seconds subdial at 6 o' clock * Water resistant: 30 m * Screwed sapphire-crystal case back * Strap widths Case x Buckle: 19 x 14 mm * Diameter: 35 mm * 48 diamonds: ~0.99 ct. Caliber: * Caliber 215 PS FUS 24H * Total diameter: 21.9 mm * Jewels: 18 * Power reserve: 44h max * Thickness: 3.35 mm * Balance-wheel: Gyromax * Vibrations per hour: 28'800 * Number of parts: 178 * Geneva Seal Hallmark