IWC Portugieser Chronograph Watch - 41.0 mm 5N Gold Case - Slate Dial - Black Alligator Strap - IW371610 Notte dark grey alligator strap with

dark grey alligator strap with QuickSwitch bracelet interchangeability system

Automatic Winding SŽbastien Ogier

symbolizes both strength and refinement

polished and satin brushed

UNPOLISHED: Both case/clasp have pink discoloration on surface

IWC Portugieser Chronograph Watch - 41.0 mm 5N Gold Case - Slate Dial - Black Alligator Strap - IW371610 Notte dark grey alligator strap with41. 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, slate coloured dial, calibre 69355 automatic movement with chronograph, column wheel, hours, minutes, small seconds, approximately 46 hours of power reserve, black alligator leather strap by santoni. Water resistant to 3 bar.