Pocket Watch Database

Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement
Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement
Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement

Keystone Standard Watch Co.

Grade: Dust Proof

Manufacturer: Keystone Standard Watch Co.
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 332870
Grade: Dust Proof
Estimated Production Year: 1890
Size: 18s
Jewels: 11j
Jewel Material: Ruby
Jewel Setting: Pressed Cup/Friction Settings
Movement Configuration: Hunting
Movement Finish: Gilt
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Regulator: Micrometer
Pallet Jewel Material: Ruby
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Movement Markings: Keystone Watch Co.
Pat. Dust Proof
Patent Pinion
Pat. S.W.
332870
F & S scale
Pat. Reg.
Observation Source: machinistrich

NOTE: This information was provided by a user and has not been verified for accuracy.


Please note that many times, movements were not finished in sequential order. As a result, the production years provided are estimates, and a margin of error +/- 5 years is expected.

Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement
Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement
Keystone Standard Watch Co. Grade Dust Proof Pocket Watch Movement