Pocket Watch Database

Illinois Grade 203 Production Charts

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

[1914,1915,1916]
[2250,6640,50]


Illinois Watch Co. Grade 203 Production Map Relative to Company Lifespan

Start of Production
End of Production


Grade Production Runs Lowest Highest Start End Profile Code/Image
203 8,940 29 2,637,401 2,902,200 1914 1916
2,890 11 2,644,601 2,902,200 1914 1916 0s-M3-15j-ONP-U-
300 2,644,601 2,644,900 1914
50 2,650,101 2,650,150 1914
400 2,669,001 2,669,400 1914
100 2,679,901 2,680,000 1914
100 2,682,001 2,682,100 1914
500 2,750,001 2,750,500 1915
200 2,773,801 2,774,000 1915
400 2,784,001 2,784,400 1915
400 2,816,601 2,817,000 1915
390 2,817,501 2,817,890 1915
50 2,902,151 2,902,200 1916
6,050 18 2,637,401 2,806,700 1914 1915 0s-M4-15j-HNP-U-
300 2,637,401 2,637,700 1914
100 2,650,901 2,651,000 1914
200 2,653,001 2,653,200 1914
300 2,656,101 2,656,400 1914
100 2,682,901 2,683,000 1914
300 2,686,001 2,686,300 1914
400 2,692,201 2,692,600 1915
400 2,704,401 2,704,800 1915
600 2,705,001 2,705,600 1915
300 2,721,701 2,722,000 1915
200 2,726,001 2,726,200 1915
200 2,735,801 2,736,000 1915
300 2,744,001 2,744,300 1915
300 2,761,401 2,761,700 1915
500 2,762,501 2,763,000 1915
550 2,793,301 2,793,850 1915
600 2,805,501 2,806,100 1915
400 2,806,301 2,806,700 1915