IWC Schaffhausen Portofino Chronograph

Owners widely praise the IWC Schaffhausen Iw391035 Portofino Chronograph for its versatile, elegant design that transitions well from casual wear to suits, with reviewers highlighting its clean dial, polished hands, and indices for excellent legibility. The chronograph function is described as tactile and satisfying, and the watch is noted for keeping excellent time, with accuracy reported between +2 to +4 seconds per day. Some owners find the 42mm case size large for a dress watch, and a few commenters noted it looked too large even on smaller wrists, while others questioned the upside-down 6 and 12 numerals. The movement, a modified ETA 7750, is considered reliable and serviceable, with IWC's finishing applied. On balance, owners and reviewers rate the IWC Schaffhausen Iw391035 Portofino Chronograph highly for its sophisticated aesthetic and reliable performance, with many recommending it as a classy, under-the-radar timepiece, particularly when found at a used price point.