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Manufacturer: | E. Howard Watch Co. (Keystone) | ![]() |
Manufacturer Location: | Waltham, Massachusetts | ![]() |
Movement Serial Number: | 1236432 | ![]() |
Grade: | Series 7 | ![]() |
Model: | 1912 | ![]() |
Estimated Production Year: | 1913 | ![]() |
Run Quantity: | 6,000 | ![]() |
Grade/Model Run: | 9 of 19 | ![]() |
Grade/Model Total Production: | 179,100 | ![]() |
Size: | 12s | ![]() |
Jewels: | 17j | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Movement Setting: | Pendant | ![]() |
Plate: | Bridge Plate | ![]() |
Double Roller: | Yes | ![]() |
Hairspring: | Breguet | ![]() |
Adjusted: | Yes | ![]() |
Adjusted # of Positions: | 3 | ![]() |
Adjusted to Temperature: | Yes | ![]() |
Railroad Grade: | No | ![]() |
Case: | Various | ![]() |
Run ID: | 276.G30.12S64.121912M19.O176.P180.17J130 | ![]() |
Database Version: | v52.270 |