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  2. Omega Seamaster - Wikipedia

    en.wikipedia.org/wiki/Omega_Seamaster

    The first co-axial movement to be brought to the public was the Omega cal. 2500, with different variations being listed as A, B, C, and D. This movement was built from the Omega "in-family" cal. 1120 (finished chronometer grade ETA 2892-A with two extra jewels) A, B, and C are similar two-tier co-axial movements, but C is the first version to ...

  3. Omega Seamaster Omegamatic - Wikipedia

    en.wikipedia.org/wiki/Omega_Seamaster_Omegamatic

    The Omega Seamaster 200 Omegamatic is a midsize automatic quartz watch that Omega produced from 1997 until 2000. It has stainless steel case and bracelet (Bond style with gold Omega symbol clasp), screw-in crown and caseback, engraved with the Omega Hippocamp logo, 200 meters water resistant, unidirectional bezel, silver or black dial with orange accents, sapphire crystal (anti-reflective ...

  4. Omega SA - Wikipedia

    en.wikipedia.org/wiki/Omega_SA

    Omega SA is a Swiss luxury watchmaker based in Biel/Bienne, Switzerland. [1] Founded by Louis Brandt in La Chaux-de-Fonds in 1848, the company formerly operated as Louis Brandt et Fils [2] until incorporating the name Omega in 1903, becoming Louis Brandt et Frère-Omega Watch & Co. [3] [4] [5] In 1984, the company officially changed its name to Omega SA [6] and opened its museum in Biel/Bienne ...

  5. List of ETA Movements - Wikipedia

    en.wikipedia.org/wiki/List_of_ETA_Movements

    ETA Mechanical movements Caliber Product Line Winding Diameter Height Jewels Frequency Running time VPH Hz; 2671 [1] Mecaline automatic 17.2 4.8 25 28800 4 38 2678 [2] Mecaline automatic 17.2 5.35 25 28800 4 38 2000-1 [3] Mecaline Specialities automatic 19.4 3.6 20 28800 4 40 2681 [4] Mecaline automatic 19.4 4.8 25 28800 4 38 2094 [5]

  6. Omega Speedmaster - Wikipedia

    en.wikipedia.org/wiki/Omega_Speedmaster

    Omega cal. 321 movement. The Speedmaster was not originally designed for space exploration. Instead, it was introduced in 1957 as a sport and racing chronograph following on from the early chronographs of the 1920s and 1930s, including the Omega 28.9 chronograph, which was Omega's first small wrist chronograph, complementing Omega's position as the official timekeeper for the Olympic Games.

  7. Automatic quartz - Wikipedia

    en.wikipedia.org/wiki/Automatic_quartz

    This watch uses Omega caliber 1400 (ETA 205.111 Rhodium plated). Swiss company ETA SA, part of the Swatch group, [5] made seven different automatic quartz movements, calling them Autoquartz. They were part of the premium Flatline series of movements [6] and were sold to a variety of watch vendors, primarily European and American. High grade ...

  8. Omega Electroquartz - Wikipedia

    en.wikipedia.org/wiki/Omega_Electroquartz

    The movement was a modular design and components were manufactured by individual companies (such as Omega who made the micro motor) and then assembled at three workshops. [ 4 ] The beta 21 watches had a sweeping second hand, which moved smoothly round the dial and ‘hummed’ thanks to the Omega vibrating micro motor.

  9. Tourbillon - Wikipedia

    en.wikipedia.org/wiki/Tourbillon

    In the three axis tourbillon movement, the 3rd (external) cage has a unique form which provides the possibility of using jewel bearings everywhere, instead of ball-bearings. This is a unique solution at this size and level of complication. [11] There are a few wrist and pocket watches that include the Triple Axis or Tri-Axial Tourbillon ...