Pocket Watch Database

Hamilton Size 18s Model 1: Overview & Production

Hamilton Model 1 is a 18-Size full-plate lever or pendant-set movement featuring a gilt or nickel finish.

Model 1 Features (Variation 1)

Model 1 Diagram

Movement Diagram

Note: Diagrams and photos displayed are intended to serve as a represenation of this model.
Plate cut, finishing style, jewel count, regulator, and other features may differ between grades within the same model designation.
Size 18s
Configuration Openface
Plate Full
Setting Lever or Pendant
Finish Gilt or Nickel
Model 1 Image Gallery

Model 1 Features (Variation 2)

Model 1 Diagram

Movement Diagram

Note: Diagrams and photos displayed are intended to serve as a represenation of this model.
Plate cut, finishing style, jewel count, regulator, and other features may differ between grades within the same model designation.
Size 18s
Configuration Openface
Plate Full
Setting Lever
Finish Nickel
Notes Variant A
Motor Barrel (3-Screw Set)
Model 1 Image Gallery

Model 1 Production

Total Production: ~503,996
Est. Production Years: 1893 - 1924
Earliest Serial: 1
Latest Serial: 1,450,500
Runs: ~460
Distinctive Grades: 15