Pocket Watch Database

Rockford Grade 910 Production Charts

Note: Production dates are estimations but should be accurate within +/- 3 years.

[1897,1898,1899,1900,1901,1902,1903,1904,1905]
[10,2300,3000,0,0,0,0,0,100]


Rockford Watch Co. Grade 910 Production Map Relative to Company Lifespan

Start of Production
End of Production


Grade Production Runs Lowest Highest Start End Profile Code/Image
910 5,410 10 506,801 660,100 1897 1905
210 3 506,801 515,600 1897 1898 18s-M7-21j-ONL-A5PTI-
10 506,801 506,810 1897
100 512,501 512,600 1898
100 515,501 515,600 1898
5,200 7 517,201 660,100 1898 1905 18s-M9-21j-ONL-A5PTI-
2,100 517,201 519,300 1898
600 534,601 535,200 1899
200 535,401 535,600 1899
500 535,801 536,300 1899
700 536,701 537,400 1899
1,000 539,401 540,400 1899
100 660,001 660,100 1905