Pocket Watch Database

Hagstoz & Thorpe

Philadelphia

Hagstoz & Thorpe Image

Initial Marking: H&T

Location: Philadelphia

Years of Operation: 1875-1883

Successor: C.N. Thorpe

Manufactured gold-filled cases using the James Boss patent.

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 Hagstoz & Thorpe Boss Patent: Crown and Scales Boss Patent Gold-Filled 20-Year 1878CYC, 1880GHR, 1882SFM, 1883GHR