The IWC Portofino Amalfi Chronograph (Reference: IW370301 / 3703) is a highly elegant, vintage-inspired luxury timepiece originally introduced by IWC Schaffhausen in 1991. Embracing the leisurely, refined aesthetic of the Italian Riviera, this specific reference stands out for its lack of a tachymeter scale, giving its dial a clean, uncluttered layout reminiscent of classic pocket watches.
Case Material: Solid 18k Yellow Gold
Case Diameter: 39 mm (with a case thickness of roughly 14 mm)
Dial: Lacquered White with silver/gold indices and a three-register layout (totalizers at 12, 9, and 6 o'clock)
Movement: IWC Calibre 7901 automatic, self-winding chronograph movement (built on a reliable Valjoux base)
Power Reserve: Approximately 42 hours
Complications: Chronograph functions (hours, minutes, central seconds) and a discrete quickset date display window
Water Resistance: 30 meters
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