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E. Howard Watch Co. (Keystone) Grade Series 15

Serial #52003

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Manufacturer
E. Howard Watch Co. (Keystone)
Grade
Series 15
Serial Number
52003
Size
10s
Model
1921
Jewel Count
19
Setting
Pendant
Finish
Nickel
Case Material
Solid Gold
Case Manufacturer
Keystone Watch Case Co.
Case Serial #
230484
Movement Markings
E. Howard Watch Co.
Boston, U.S.A.
[Triangle in Arrow]
V
19J
Pat'd. '21