IWC IW371493 Portuguese Chronograph LTD "Zurich Boutique" SS Silver Dial (33693)

33693 IWC 3714 Portuguese Chronograph "Zurich Boutique" Limited Edition of only 150 pieces, IW371493, 371493, 3714-93, stainless steel on a strap with a stainless steel deployant buckle, automatic, silver dial with applied black numerals, chronograph, small seconds at 6 o'clock, sapphire crystal, water resistant to 3 atm, diameter: 40mm, thickness: 13mm, like new with box and papers dated August of 2019.


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More about IWC IW371493 Portuguese Chronograph LTD "Zurich Boutique" SS Silver Dial

This is a stainless steel IWC Portuguese Chronograph IW371493. It has an alligator leather strap with a stainless steel double deployant clasp, and a domed scratch resistant sapphire crystal. It has a solid, 41mm diameter three-body polished and brushed case with an overhanging "deep dish" bezel, and downturned lugs. There are silver feuille hands and a screw-down case back with four screws. The dial is silver with applied black Arabic hour numerals and outer dot minute divisions, with an outermost track having a 1/5th seconds scale with 5-minute/seconds sectors. The round button chronograph has silver subsidiary dials for the small seconds at 6 o'clock, and a 30-minute register at 12. It's water resistant to 30 meters/100 feet, it has a 44-hour power reserve at full winding, and the 13mm thick case, dial, and movement are all signed.

This IWC Portuguese Chronograph IW371445 has a mechanical automatic self-winding caliber 79240 (based on the ETA 7750) movement that's gilt brass with oeil-de-perdrix embellishment. It's constructed with 31 jewels, a monometallic balance adjusted to 5 positions, and a straight-line lever escapement. There is a shock absorber mechanism and a, self-compensating flat balance spring, as well as a hacking seconds device. The mechanism oscillates at a frequency of 28,800 vph (4 Hz).

This IWC Portuguese Chronograph IW371445 was introduced in 2011.