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Hamilton

Hamilton Grade 999

Grade 999 is a 21 Jewels Openface watch manufactured by Hamilton. The size 18s, Model 1 movement features a Nickel finish and is adjusted to 6 positions and temperature. During the time the watch was manufactured, it would have qualified for railroad service and is considered to be railroad grade. Hamilton manufactured a total of 22,750 Grade 999 movements in 24 distinctive runs.

Grade 999 Movement Characteristics

Size18s
Jewels21 Jewels
ConfigurationOpenface
FinishNickel
Model1
SettingLever
AdjustedYes
Railroad GradeYes
Profile Code18s-M1-21j-ONL

Grade 999 Production Info

Total Production22,750
Number of Runs24
Production Years1895-1911
First Serial13,001
Last Serial923,500
Largest Run2,500
Smallest Run100