IWC Portugieser Perpetual Calendar Watch - 44.2 mm 5N Gold Case - Slate Dial - Black Alligator Strap - IW503404 4302 41 mm 18K yellow gold

41 mm 18K yellow gold case

calibre 35111 automatic movement with date

approximately 7-day of power reserve

6mm stainless steel case

blue rubber strap with additional white rubber strap

IWC Portugieser Perpetual Calendar Watch - 44.2 mm 5N Gold Case - Slate Dial - Black Alligator Strap - IW503404 4302 41 mm 18K yellow gold44. 2 mm 18K 5N gold case, 14. 9 mm thick, see through sapphire glass back, arched edge sapphire glass crystal with antireflective coating on both sides, slate coloured dial, calibre 52615 automatic movement with date, day, month, perpetual calendar, year indicator, hours, minutes, small seconds, moonphase, power reserve indicator, approximately 168 hours of power reserve, black alligator leather strap by santoni. Water resistant to 3 bar.