Zenith watches are timepieces produced by the Swiss watch manufacturer Zenith. History Zenith are a Swiss-based watch manufacturers established in 1865 by George Favre-Jacot.

As of November, 1999 it has been owned by French luxury goods conglomerate LMVH. Garmin australia v3 topographic maps. Zenith have received 1,564 1st place precision awards and are the maker of the El Primero, the first automatic chronograph movement. This watch has a frequency of 36,000 hourly alternations, some 8,000 more than is common and as such is known for it's high positional accuracy. They were imported to the US in 1909 by Edmond E. Rare and collectible Zenith watches Of particular appeal to collectors are the Zenith Raildroad watches. Highly rare and sought after, they were produced for the North American railroads.

Zenith watches are identified by their serial numbers - information on the railroad watches are scarce but a list of Zenith grades suitable for use as standard watches include: • Grade Prima – Size18 with 17 Jewels – Serial numbers begin: 1,644,8xx.

Pocket Watch Serial Number Lookup & Info. Pocket Watch Serial Number Lookup - Hamilton, South Bend, Illinois, Rockford, Waltham & Elgin Pocket Watches. Serial Number: Serial Number: - - Select Manufacturer - -Ball. Waltham- - Select Manufacturer - -Adams & Perry Watch Manufacturing Co. American Horologe Co. American Repeating American Ansonia Clock Co. Appleton Appleton, Tracy, & Co. In this pocket watch we see A.W.W.Co. Riverside Waltham, Mass. This identifies the watch as being made by the American Waltham Watch Co. The grade of the watch is a Riverside. The movement has been adjusted. The serial number (3097487) allows you to date this watch. This pocket watch was made in 1886.

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