Pocket Watch Database

Illinois Grade 303

Grade 303 is a 15j Openface watch maufacturered by Illinois. The size 16s, Model 7 movement features a nickel finish. Illinois introduced this particular grade to the market April 1, 1911.

Grade 303 Movement Characteristics

  • Size16s
  • Jewels15j
  • ConfigurationOpenface
  • FinishNickel
  • Model6 or 7
  • SettingPendant
  • AdjustedNo
  • Railroad GradeNo

Grade 303 Production Info

  • Total Production44,480
  • Number of Runs102
  • IntroducedApril 1, 1911
  • Production Years1910-1919
  • First Serial2,298,801
  • Last Serial3,514,100
  • Largest Run1,200
  • Smallest Run30
  • Most Common Run100

Research Notes

Introduced April 1, 1911 [Keystone, April 1911]