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Fortis B-42 Diver Chronograph Alarm

Fortis B-42 Diver Chronograph Alarm, Chronometer, limited (click to enlarge!)
Fortis B-42 Diver Chronograph Alarm, Chronometer, limited
© Fortis

B-42 Diver Chronograph Alarm is a dive watch by Fortis.

This diver's chronograph in the series “B-42 Diver” is equipped with a self-winding movement and an alarm function.

The special series with blue silicone strap is limited to 100 pieces. Here the movement is chronometer certified and the scales of the totalisers are highlighted in color.


  • 641.10.92 Si 05 with blue silicone strap, certified chronometer, limited to 100 pieces
  • 641.10.92 L with black leather strap
  • 641.10.92 M with brushed steel bracelet Professional
  • 641.10.92 K with black rubber strap





  • Hours, minutes, small seconds, date
  • Chrono function, alarm function
  • Colored triangles at 3 o'clock to illustrate the crown direction of rotation for quick setting of all functions



  • 2 years


fortis_b-42_diver_chronograph_alarm.txt · Last modified: 02.12.2022 20:42 by

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