Pocket Watch Database

North American Watch Case Co.

Mansfield, Ohio

Location: Mansfield, Ohio

Years of Operation: 1910-1935

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
14K Gold 14K 1904LB
Watch Case Marking for North American Watch Case Co. Challenge: Challenge Gold-Filled 14K 10-Year
Comet Rolled Gold Plate 10-Year 1904LB
Nawco 10K Yellow GF Gold-Filled 10K 1928ON
Nawco 14K GF Gold-Filled 14K 1925CPS
Nawco 14K Green GF Gold-Filled 14K 1928ON
Nawco 14K White GF Gold-Filled 14K 1928ON
Nawco 20 Gold-Filled 20-Year 1916LCM
NAWCo. 10K/20YR Gold-Filled 10K 20-Year 1904LB, 1912HA
NAWCo. 14K/25YR Gold-Filled 14K 25-Year 1904LB, 1912HA
NAWCo. Permanent Gold-Filled Permanent 1912HA
NAWCo. Sterling Silver 1904LB, 1912HA
Regina Gold-Filled 20-Year 1912HA
Security Gold-Filled 10K
Sunrise Rolled Gold Plate 5-Years 1904LB
Sunrise Rolled Gold Plate 5-Years 1904LB
Union Electro-Plated 1904LB

Company Case Trademarks & Hallmarks