Pocket Watch Database

Rockford 15 Ruby Jewels

Grade 15 Ruby Jewels is a 15j Adaptable watch maufacturered by Rockford. The size 18s, Model 1 movement features a gilt finish and is adjustedtemperature. During the time the watch was manufactured, it would have qualified for railroad service and is considered to be railroad grade.

15 Ruby Jewels Movement Characteristics

  • Size18s
  • Jewels15j
  • ConfigurationAdaptable or Hunting
  • FinishGilt or Nickel
  • Model1 or 2
  • SettingKey or Transition
  • AdjustedYes
  • Railroad GradeYes

15 Ruby Jewels Production Info

  • Total Production400
  • Number of Runs6
  • Production Years1876-1878
  • First Serial61
  • Last Serial58,700
  • Largest Run140
  • Smallest Run20
  • Most Common Run50