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The Encyclopedia of Horology

Wristwatch · Chronograph

IWC Pilot's Chronograph IW371702

Partially verified

This IWC Pilot's Chronograph, reference IW371702, is an automatic-winding wristwatch featuring a 42mm stainless steel case. The design incorporates pump-style pushers for the chronograph function and a signed screw-down crown. The watch is powered by the IWC Calibre 79320 movement, which includes a chronograph complication along with day and date displays visible on the dial. The dial features a triangular index at the 12 o'clock position and Arabic numerals for the remaining hour markers. The watch is presented on a leather strap. As reported by the auction description, this piece remains in mint condition. The object functions as a chronograph capable of recording time intervals using its sub-counters, which register elapsed minutes and hours as part of its movement architecture.

Front view of the IWC Pilot's Chronograph IW371702 showing the dial, hands, and leather strap.
Front view of the IWC Pilot's Chronograph IW371702 showing the dial, hands, and leather strap. — Analog:Shift. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
shop.analogshift.com
Category
Wristwatch · Chronograph
Maker / attribution
IWC
Reference
IW371702
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
2017
Source-reported place
Not established

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Case and Dial

The watch is housed in a 42mm stainless steel case. Visible design elements include standard pump-style pushers positioned on the right side of the case flanking the signed screw-down crown. The dial features a clear layout for timekeeping and chronograph functions, incorporating a prominent triangular index at the 12 o'clock position,

The dial displays Arabic numerals for the hour markers and includes three sub-counters for the chronograph readings. A day and date aperture is positioned at the 3 o'clock marker. A sapphire crystal protects the dial, which is mounted on a leather strap.

Evidence for this section
  • “features a 42mm stainless steel case with pump pushers, a signed screw-down crown, a sapphire crystal”
  • “a day and date complication”

Movement and Function

The internal mechanism is the IWC Calibre 79320, an automatic-winding movement. This calibre is engineered to provide chronograph functionality, allowing for the recording of elapsed time through the use of sub-counters. These counters are specifically designed to track minutes and hours, supporting the watch's utility as a chronograph.

In addition to the chronograph function, the movement includes an integrated day and date display mechanism, viewed through the aperture on the dial.

Evidence for this section
  • “IWC's Calibre 79320 automatic-winding chronograph movement with a day and date complication”
  • “a chronograph is a watch that has the ability to record time, generally via the addition of small sub-counters that register minutes and hours.”

Documentation and Condition

The auction description reports that the object is in outstanding, mint condition. This assessment of the watch's state is provided by the seller as part of the listing details.

This document serves as the primary source of the object's age and retail history provided within the documentation set.

Evidence for this section
  • “This piece remains in outstanding, mint condition”
  • “comes with its warranty card dated 2017.”

Open research questions

  • What is the production date range for the reference IW371702?
  • Does the movement utilize a modular chronograph assembly?

Source evidence

Recorded claims and source quotations for IWC Pilot's Chronograph IW371702
FieldSource-reported valueSource quotation
MakerIWC“Vendor: IWC”
ReferenceIW371702“Pilot’s Chronograph IW371702”
Case size42mm“features a 42mm stainless steel case”
MovementIWC Calibre 79320“IWC's Calibre 79320 automatic-winding chronograph movement”
ComplicationsChronograph, day, date“automatic-winding chronograph movement with a day and date complication”
Warranty2017“comes with its warranty card dated 2017.”
ConditionMint“This piece remains in outstanding, mint condition”

Visible details

  • Triangular index at 12 o'clock
  • Three-register chronograph layout
  • Day-date aperture at 3 o'clock
  • Pump-style chronograph pushers

Research qualifications

  • Origin of manufacture not stated
  • Movement specific serial number not provided

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

ساعت مچی کرنوگراف خلبانی IWC مدل Pilot’s Chronograph رفرنس IW371702

Reviewed 2026-11-02 · Record aa3e3367d2

Terms in this record

Glossary explanations for terms named in this object’s record.

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