Pocket Watch Database

Rockford Grade 310


Photo Contributed By Abidiaz
Grade 310 is a 21j Hunting watch maufacturered by Rockford. The size 12s, Model 1 movement features a nickel finish and is adjusted to 5 positions.

Grade 310 Movement Characteristics

  • Size12s
  • Jewels21j
  • ConfigurationHunting
  • FinishNickel
  • Model1
  • SettingPendant
  • AdjustedYes

Grade 310 Production Info

  • Total Production400
  • Number of Runs3
  • Production Years1908-1908
  • First Serial772,201
  • Last Serial787,200
  • Largest Run200
  • Smallest Run100
  • Most Common Run100