Mechanical movement with manual-winding Calibre 16 1/2’’’, 17 jewels, frequency 18.000 vib./hour (2 Hz) 46 hours minimum power reserve Small seconds at 9 o’clock 18k pink gold case, diameter 43 mm, height 10.75 mm Curved sapphire glass Glass case-back Case-back fastened with 5 screws Water-resistant to 30 m Vertically stamped grey dial Alligator strap with 18k pink gold tongue buckle