Pocket Watch Database

Rockford Grade 78

Grade 78 is a 15j Openface watch maufacturered by Rockford. The size 18s, Model 7 movement features a gilt finish and is adjusted. Each movement was fitted at the factory with a double-sunk dial.

Grade 78 Movement Characteristics

  • Size18s
  • Jewels15j
  • ConfigurationOpenface
  • FinishGilt
  • Model7
  • SettingLever
  • AdjustedYes

Grade 78 Production Info

  • Total Production200
  • Number of Runs1
  • Production Years1887-1888
  • First Serial254,801
  • Last Serial255,000
  • Largest Run200
  • Smallest Run200
  • Most Common Run200

Research Notes

The Rockford Grade 78 was produced in a single run of 200 movements. Based on the Openface Model 7design, the Grade 78 features gilt plates with 15 jewels in red settings. The 1896 A.C. Becken catalog describes Grade 78 as "adjusted," indicating the movements were likely adjusted to temperature and isochronism.

#254984: Verified as Marked "R.W.Co. - Rockford Ill. - 15 J - Adjusted."