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IWC

IWC Portuguese Automatic Chronograph iw371491

IWC Portuguese Automatic Chronograph iw371491

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Condition New/Unworn
Case Shape Round
Case Dimensions 40.9mm
Case Thickness 12.3mm
Case Material Stainless Steel
Dial Color Blue
Crystal Scratch Resistant Sapphire
Bezel Fixed
Screw-in Crown No
Water Resistance
No rating Does not allow contact with water
30m/99ft - 50m/165ft Allows for contact with water such as washing hands and rain
50m/165ft - 100m/330ft Allows for light poolside swimming
100m/330ft - 200m/660ft Allows for swimming, snorkeling and showering (do not expose to hot water)
200m/660ft - 500m/1650ft Allows for impact water sports such as board diving and scuba diving
500m/1650ft + Appropriate for serious deep water diving.

Learn more about Water Resistance.

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30m/99ft
Case Back Solid
Band Material Alligator/Crocodile Leather
Color/Finish Black
Clasp Deployant Buckle
Movement Automatic
Complications Chronograph
  • Stainless steel case with fine brushed finished edges & polished finished slim bezel ring & lugs.
  • Blue dial with a fine sunray finish.
  • Slightly recessed sub-dials with a very fine 'snailed' concentric circle pattern finish.
  • Blue dial flange with printed seconds & fractions of a second track.
  • Applied polished Arabic Numeral hour markers & dot minute markers.
  • Elegant leaf shaped polished hands.
  • Small running seconds sub-dial at the 6 o'clock position.
  • Chronograph/Stopwatch function:
    • Large central seconds hand counter.
    • 30 minute counter sub-dial located at the 12 o'clock position.
  • IWC calibre 79350, beats at 28,800 vph, contains 31 jewels & has an approximate power reserve of 44 hours.

Alternate model # iw3714-91

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