18 ct 5N gold case, Automatic, self-winding, Diameter 40.0 mm, Blue calfskin strap, Strap width 20.0 mm.
Made in Switzerland
Perpetual calendar with displays for the date, day, month, leap year and perpetual moon phase
Sapphire glass, arched-edge, antireflective coating on both sides
Pellaton automatic winding
Central hacking seconds