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Fortis B-42 Marinemaster Day Date

Fortis B-42 Marinemaster Day/Date
© Fortis

Fortis B-42 Marinemaster Day/Date
© Fortis

B-42 Marinemaster Day Date is a wristwatch by Fortis.

Automatic dive watch in the series “B-42 Marinemaster” with the 42 mm large stainless steel case. Indication of day of the week and date. The hour numerals and indexes are enlarged to improve the readability and a luminous coating with blue afterglow is used. The watch is optionally available in a version with white or with black dial and with different bracelets.


Version black:

  • 647.10.41 K with rubber strap black
  • 647.10.41 S.20 with orange silicone strap
  • 647.10.41 L with black leather strap
  • 647.10.41 M with steel bracelet Professional

Version white:

  • 647.11.42 S.02 with white silicone strap
  • 647.10.42 K with rubber strap black
  • 647.10.42 L with black leather strap
  • 647.10.42 M with steel bracelet Professional



  • Stainless steel, brushed
  • Ø 42.0 mm, H ? mm
  • Unidirectional turning bezel (120 lines screening) with 60 minutes scale
  • Raised dial with hours scale 13 bis 24 Uhr
  • Screwed steel caseback
  • White variant caseback embossing with the insignia of the Russian Federal Space Agency FSA (Roscosmos) and the Cosmonaut Training Centre Star City
  • Individual numbering
  • Waterproof to 200 m


  • Black mat
  • Big Arabic numerals, indexes and hands with Superluminova
  • Stop seconds hand orange with Superluminova luminous dot
  • Luminous coating with blue afterglow
  • White variant White dial completely in Superluminova, striking Arabic numerals and distinctive broad indexes in black, blue seconds hand with Superluminova capsule
  • Bilingual day and date indication (German or English adjustable)


  • Hours, minutes, central seconds
  • Day of week, date
  • Triangles at 3 o'clock to illustrate the direction of crown rotation for quick setting of all functions



  • 2 years


fortis_b-42_marinemaster_day_date.txt · Last modified: 03.07.2022 15:34 by

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