IWC Schaffhausen Portugieser Yacht Club Chronograph Edition “Orlebar Brown”

The IWC Schaffhausen Portugieser Yacht Club Chronograph Edition "Orlebar Brown", reference IW390704, is a chronograph in a 44.6 mm steel case. The case measures 14.3 mm thick, and the crown screws down. Water resistance is rated to 100 metres. An IWC-manufactured automatic movement, calibre 89361, drives the watch, with 68 hours of power reserve. The dial sits under a convex sapphire crystal with antireflective coating on both sides, and a sapphire display back allows a view of the movement. The chronograph combines hours and minutes in a totalizer at 12 o'clock and includes a flyback function, alongside small seconds and a date display. This piece is a special edition, produced in partnership with Orlebar Brown. It comes on a blue rubber strap with a 22 mm lug width.