Pocket Watch Database

American Watch Co.

Waltham, Mass.

Location: Waltham, Mass.

Years of Operation: 1857-1892

Sold to the Crescent Watch Case Company in 1890.

Case Grades

Note: This chart is not intended to be a comprehensive list of grades. Some grades changed traits over time and other grades may not be listed. This chart will be improved as additional information is studied.

Image Name Case Material Gold Content Gurantee Source Catalogs Trademarked
A.W.Co. 10K Gold 10K 1884LSS, 1886RA, 1888BA, 1890SFM, 1891SAC
Watch Case Marking for American Watch Co. A.W.Co. 14K: A.W.Co. 14K Gold 14K 1883GHR, 1884LSS, 1886RA, 1888BA, 1890SFM, 1891RR, 1891SAC
Watch Case Marking for American Watch Co. A.W.Co. 18K: A.W.Co. 18K Gold 18K 1883GHR, 1884LSS, 1886RA, 1888BA, 1890SFM
A.W.Co. Aluminine Aluminum 1888BA
Watch Case Marking for American Watch Co. A.W.Co. Coin Silver: A.W.Co. Coin Silver Coin Silver 1880NHW, 1880GHR, 1882SFM, 1886RA, 1888BA, 1890SFM, 1891RR, 1891SAC, 1893BHIA
A.W.Co. Nickel Silver Nickel Alloy 1883GHR, 1890SFM, 1890AP, 1891RR, 1891SAC, 1892BAC
Watch Case Marking for American Watch Co. A.W.Co. Sterling Silver: A.W.Co. Sterling Silver Silver 1880NHW, 1880GHR, 1883GHR, 1884LSS, 1888BA
Orleans Coin Silver 1890SFM