Pocket Watch Database

Illinois Grade 187

Grade 187 is a 17j Openface watch maufacturered by Illinois. The size 16s, Model 5 movement features a nickel finish and is adjusted to 5 positions and temperature. During the time the watch was manufactured, it would have qualified for railroad service and is considered to be railroad grade.

Grade 187 Movement Characteristics

  • Size16s
  • Jewels17j
  • ConfigurationOpenface
  • FinishNickel
  • Model4 or 5
  • SettingLever
  • AdjustedYes
  • Railroad GradeYes

Grade 187 Production Info

  • Total Production5,360
  • Number of Runs30
  • Production Years1897-1913
  • First Serial1,370,801
  • Last Serial2,493,600
  • Largest Run500
  • Smallest Run10
  • Most Common Run100