Omega Seamaster Professional Co-Axial Master Chronometer- Ref 21533442101001– Archive

Omega Seamaster Professional Co-Axial Master Chronometer with reference 21533442101001 with round black dial with silver Arabic numerals (6,9 12) and batons for hours. On the dial at 3 o’clock comes the window date and 6 o’clock “Co-Axial Master Chronometer 600m/2000ft” in orange. In the center in the dial is engraved “Zr O2”. It is a “Swiss Made” model. The hands are in stainless-steel with “Sword’ style. The top of the second hand is orange as well as Seamaster. The crown has the Omega logo. It has a unidirectional bezel graduated up to 50. At 10 o’clock, comes the crown for the helium. The watch has a stainless-steel case with a crystal sapphire case back and engraved around “Planet Ocean - 600 / 2000ft”. It is an automatic movement with caliber 8900 and 39 jewels. The serial number of the watch is 89.1 million and date the watch to 2008. The watch comes with a brand-new orange rubber Dassari strap and Omega double clasp. The watch comes with the archive.

History

The story of Omega started in 1848 with Louis Brandt when he opened a “Comptoir d’etablissement” a sales office for sub-contracted watch manufacture. In 1880, the brothers Louis Paul and Cesar Brandt set-up a modern watch production unit. In 1889, the company had a production of 100,000 units per year. The name of Omega only appeared in 1903. Omega has developed amazing movements such as the “Labrador” in 1885. In 1917, Omega provided watches to the British army and in 1918 to the American army. In 1957, the speedmaster professional was born and then selected by the NASA in 1965 as the official timekeeper. Today, Omega continues to demonstrate mechanical innovation and remain one of the most prominent brands in the world of watchmakers.

Technical details

Automatic movement with caliber 8900 with 39 jewels, a frequency of 25,200 A/h and 60 hours of power reserve. It is a Co-Axial escapement Master Chronometer. The base caliber is the Omega 8500.

Measurements

Diameter excluding winding crown: 403mm


Length including lugs: 48mm