Pocket Watch Database
New York Standard Watch Co. Standard 31
Grade Standard 31 is a 7j Openface watch maufacturered by New York Standard Watch Co.. The size 18s, Model 4 movement features a nickel finish.
Standard 31 Movement Characteristics
- Size18s
- Jewels7j
- ConfigurationOpenface
- FinishNickel
- Model4
- SettingLever
- AdjustedNo
Standard 31 Production Info
- Total Production50,000
- Number of Runs2
- Production Years1889-1891
- First Serial75,001
- Last Serial175,000
- Largest Run25,000
- Smallest Run25,000
- Most Common Run25,000
Research Notes
Open Face introduced in February 1889 (Keystone) and hunting introduced in July 1889 (Keystone). The nickel movements were later reissued in October 1894 with the Grade 30 and 31 classification.