This model is rendered in steel with a fixed gold bezel for a modern yet elegant touch
silk-embossed champagne dial with diamond indexes with date at 6 oclock
A stainless steel bracelet completes the look
39 mm steel and yellow gold case with anti-magnetic protection
IWC Portugieser Perpetual Calendar Watch - 44.2 mm White Gold Case - Slate Dial - Black Alligator Strap - IW503301 Planet This model is rendered in44. 2 mm 18K white 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 52610 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.