Hamilton 16s 21j Railroad Grade 992E Model 2 Openface Lever Set Nickel Movement
c.1940
Winds & Ticks
Sale includes protective clear plastic movement holder
Hamilton 16s 21j Railroad Grade 992E Model 2 Openface Lever Set Nickel Movement
04-2138
Grade: 992E
Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 2652483
Grade: 992E
Model: 2
Estimated Production Year: 1940
Run Quantity: 4,300
Total Production: 63,900
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Damaskeened
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Balance Type: Monometalic
Center Wheel Material: Gold
Regulator: Micrometer
Hairspring: Elinvar
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
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