white gold applied hour-markers and Royal Oak hands (yellow minutes hand) with luminescent coating
calibre 35111 automatic movement with date
43 mm stainless steel case with soft-iron inner case for protection against magnetic fields
18K yellow gold pin buckle
annual calendar with displays for the date
IWC Portugieser Chronograph Watch - 41.0 mm Stainless Steel Case - Black Dial - Black Alligator Strap - IW371609 Self white gold applied hour-markers and41. 0 mm stainless steel case, 13. 0 mm thick, see through sapphire glass back, convex sapphire glass crystal with antireflective coating on both sides, black dial, calibre 69355 automatic movement with chronograph, column wheel, hours, minutes, small seconds, approximately 46 hours of power reserve, black alligator leather strap. Water resistant to 3 bar.