Serial Lookup

Choose a manufacturer, enter the serial number, or search by trade name and private label.

Sign In Notifications
From the American Horology Archive:
Seth Thomas Watch Co.

Grade: 171

Private Label(s) in Run:
  • A. Dockham - Tonawanda, N.Y.
  • Brumer Bros. - Clinton, IA.
  • Harry Donohue - Mendota, Ill.

What is a Private Label?
Manufacturer: Seth Thomas ?
Manufacturer Location: Thomaston, Connecticut ?
Movement Serial Number: 504190 ?
Grade: 171 ?
Model: 2 ?
Estimated Production Year: 1897 ?
Run Quantity: 400 ?
Grade/Model Run: 4 of 23 ?
Grade/Model Total Production: 5,195 ?
Size: 18s ?
Jewels: 15j ?
Jewel Setting: Screw-Set ?
Movement Configuration: Hunting ?
Movement Finish: Nickel ?
Movement Setting: Lever ?
Plate: 3/4 Plate ?
Balance Type: Expansion ?
Regulator: Reed ?
Hairspring: Flat ?
Standard Dial Type: Single-Sunk ?
Adjusted: No ?
Railroad Grade: No ?
Case: Various ?
Run ID: 714.171G21.18S588.182M136.H260.L624.15J201 ?
Data Research: 1904 Seth Thomas Serial List ?
Database Version: v52.978 ?
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population: Scoped for This Run Only: 4 (1.00%) ?
Research Note: #504207: Appears to have been marked "Adjusted" under the balance wheel but was later obfuscated.