IWC Portugieser Perpetual Calendar 42 - 18K 5N Gold Case - Silver-Plated Dial - IW344202 Openworked 42 mm satin-finished and polished

42 mm satin-finished and polished 18K King Gold case

black and grey rubber and alligator strap

black dial with Grande Tapisserie pattern

caliber 587DR self-winding movement

1/10th of a second subdial

IWC Portugieser Perpetual Calendar 42 - 18K 5N Gold Case - Silver-Plated Dial - IW344202 Openworked 42 mm satin-finished and polished42. 4mm 18K 5N gold case, 13. 8mm thick, see through sapphire glass back, convex sapphire glass crystal with antireflective coating on both sides, silver plated dial, calibre 82650 automatic movement with hours, minutes, small seconds, approximately 60 hours of power reserve. Water resistant to 3 bar.