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Sinn 900 Hummer

Sinn 900 Hummer (click to enlarge!)
Sinn 900 Hummer
© Sinn

The 900 Hummer is an expedition watch by Sinn. It is a special edition of the Sinn 900.

An expedition watch with special features for people who love adventure Extremely robust stainless steel case with scratch-resistant sapphire crystal, 24 hours scale with second timezone and compass function, tachymeter for speeds up to 600 km/h, shockproof and equipped with a magnetic field protection.

This collector's edition item, which is limited to 150 pieces, is delivered in an exclusive Pelicase that is shockproof, waterproof and dustproof. Also included are two interchangeable bracelets, a compass and a quality book with stunning photographs and texts from the HUMMER world.




  • Black mat, hour indexes covered with inactive white luminous paint
  • Fine minute scale
  • Telemeter scale and direction information in red
  • Tachymeter scale
  • Pulsometer scale
  • March odometer indication in daylight color
  • Inner bezel with minutes and 24 hours graduation in daylight color, with luminous triangle


  • Hours and minutes hand covered with inactive white luminous paint
  • Seconds hand and stop hand white
  • UTC hands covered with yellow daylight color


  • Hours, minutes, small seconds with hacking seconds
  • Chronograph 12 hours counter, 30 minutes counter, 60 seconds counter
  • Date indication
  • Tachymeter scale from 65 to 600 km/h
  • Pulsometer scale and breath counter from 16 to 200/min.
  • Rotating inner bezel with 60 minutes division with luminous triangle and 24 hours subdivision (2nd time zone)
  • Display of the north direction by Sun or hour hand and arrow pointer or by a second timezone (with bezel)
  • Telemeter up to 20 km
  • March odometer up to 60 km
  • Conversion scale for European and American troops on the ground Temperature degrees Celsius to degrees Fahrenheit
  • Fuel consumption Liter/100 km in miles per gallon (mpg)
  • Speed Kilometer per hour in miles per hour (mph)
  • kPressure MPa in kilo pound per square inch (ksi)
  • Tire pressure bar in pound per square inch (psi) and speed indexes for car tires.



  • 3 years

Limited edition:

  • 150 pieces
sinn_900_hummer.txt · Last modified: 02.12.2022 20:43 by

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