Pocket Watch Database

Solidarity Watch Case Co.

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
Watch Case Marking for Solidarity Watch Case Co. 10K: Solidarity in Pointed Ribbon W.C.Co. 10K Gold 10K 1896OY
Watch Case Marking for Solidarity Watch Case Co. 14K: 14K Solidarity 14K 585/1000Fine in Eye Globe World S Warranted 14K U.S. Assay 14 Karat Solidarity White Gold 14K 14K Gold 14K 1893SAC, 1893BHIA, 1893BFNA, 1895OY, 1896OY, 1896MF, 1901OY, 1911NG, 1912NG, 1912HA, 1915ACB
Watch Case Marking for Solidarity Watch Case Co. 18K: Solidarity 18K in Eye White Gold Solidarity W.C.Co. 18 Karat Solidarity 18K Gold 18K 1912HA
Watch Case Marking for Solidarity Watch Case Co. 18K E. Howard Label: E.H.&Co. Warranted 18K U.S. Assay 18K E. Howard Label Gold 18K

American Case Trademarks & Hallmarks