Pocket Watch Database

Manistee Watch Co. Size 18s Model 1B: Overview & Production

* Assigned by Researchers

Model 1B* Features

Manistee Watch Co. Model 18s 1B Diagram

Movement Diagram

Manistee Watch Co. 18s Model 1B Sample Image

Example Image

Manistee Watch Co. 18s Model 1B Dial Plate Image

Dial Plate Image

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 3/4
Setting Pendant
Finish Nickel
Notes Cutaway Plate
U.S. Patents 741092
Model 1B Image Gallery

Model 1B Production

Total Production: ~8,640
Est. Production Years: 1908 - 1910
Earliest Serial: 11
Latest Serial: 10,500
Runs: ~12
Smallest Run: 10
Largest Run: 2,700
Distinctive Grades: 1

Model 1B Production Segments

Model 1B (All Variations): 8,640 ETP
Nickel: 8,640 (100.00%)
Openface: 8,640 (100.00%)
Pendant: 8,640 (100.00%)
7j: 8,640 (100.00%)

Model 1B Technical Specifications

Movement Thickness (with dial): 7.61mm
Pillar Plate Diameter: 45.61mm
Core Diameter: 42.80mm
Weight (with dial and hands): 43.02g
Measurement Notes: Weight measurement without hands.

Note: Measurements may vary slightly depending on features, style, and time of production.

These measurements were taken on movement #00288.