IWC Portugieser Chronograph Watch - 41.0 mm 5N Gold Case - Silver Dial - Dark Brown Alligator Strap - IW371611 24.4 18K pink gold beaded crown

18K pink gold beaded crown with a blue sapphire cabochon

18K yellow gold fluted crown with a synthetic spinel cabochon

faceted crown set with a faceted sapphire

36 mm 18K rose gold case

IWC Portugieser Chronograph Watch - 41.0 mm 5N Gold Case - Silver Dial - Dark Brown Alligator Strap - IW371611 24.4 18K pink gold beaded crown41. 0 mm 18K 5N gold case, 13. 0 mm thick, see through sapphire glass back, convex sapphire glass crystal with antireflective coating on both sides, silver plated dial, calibre 69355 automatic movement with chronograph, column wheel, hours, minutes, small seconds, approximately 46 hours of power reserve, dark brown alligator leather strap by santoni. Water resistant to 3 bar.