Pocket Watch Database

Illinois Grade 561


Photo Contributed By bwalder
Grade 561 is a 21j Openface watch maufacturered by Illinois. The size 16s, Model 9 movement features a nickel finish and is adjusted to isochronism and temperature.

Grade 561 Movement Characteristics

  • Size16s
  • Jewels21j
  • ConfigurationOpenface
  • FinishNickel
  • Model9
  • SettingLever
  • AdjustedYes

Grade 561 Production Info

  • Total Production1,000
  • Number of Runs1
  • Production Years1928-1928
  • First Serial5,356,001
  • Last Serial5,357,000
  • Largest Run1,000
  • Smallest Run1,000
  • Most Common Run1,000