IW503401-Portugieser Perpetual Calendar

18 ct white gold case,Automatic, self-winding,Diameter 44.2mm,Black alligator leather strap by Santoni,Strap width 22.0 mm.

Small hacking seconds Pellaton automatic winding Sapphire glass, arched-edge, antireflective coating on both sides Power reserve display Perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase for the northern and southern hemisphere 7 days power reserve