IWC Portugieser Chronograph IW371491 Blue Dial on Leather 2020

The Portugieser Chronograph occupies a specific and well-argued position in IWC's catalog: a dress chronograph scaled for legibility rather than sport, built around the caliber 79350 — a column-wheel movement with a flyback function derived from the Jaeger-LeCoultre base — that IWC configured for a cleaner, more classical execution than the tool-watch chronographs surrounding it. The IW371491 is the stainless steel expression of that idea, 41mm, with Arabic numerals and a bi-compax layout that reads as a direct descendant of the pocket-watch proportions the Portugieser line has always referenced. The column-wheel architecture matters here: it gives the pushers a tactile precision — a positive engagement rather than the mushier feel of a cam-actuated chronograph — that suits a watch meant to be used deliberately.

The blue dial is the configuration worth having. Against the silver, it reads with more depth across changing light — not a flat color but something that shifts between slate and ink depending on the angle, a quality that photographs consistently fail to capture. The Arabic numerals in that context feel considered rather than decorative, reinforcing the pocket-watch lineage without leaning into pastiche. This example presents on its original leather strap with the IWC fold clasp, warranted in 2020.

Offered in very good condition, with papers. No box.