Pocket Watch Database

Illinois Grade 505 Production Charts

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

[1914,1915,1916,1917,1918,1919,1920,1921]
[400,10,1450,1200,1100,900,3000,1600]


Illinois Watch Co. Grade 505 Production Map Relative to Company Lifespan

Start of Production
End of Production


Grade Production Runs Lowest Highest Start End Profile Code/Image
505 9,660 24 2,640,601 3,885,600 1914 1921
1,500 1 3,664,001 3,665,500 1920 1920 12/14s-M3-17j-ONP-AT-
1,500 3,664,001 3,665,500 1920
8,160 23 2,640,601 3,885,600 1914 1921 12/14s-M4-17j-ONP-AT-
400 2,640,601 2,641,000 1914
10 2,799,531 2,799,540 1915
300 2,889,601 2,889,900 1916
300 2,890,201 2,890,500 1916
300 2,901,301 2,901,600 1916
100 2,904,601 2,904,700 1916
450 2,945,851 2,946,300 1916
500 3,089,501 3,090,000 1917
100 3,130,901 3,131,000 1917
600 3,144,501 3,145,100 1917
400 3,382,801 3,383,200 1918
400 3,401,001 3,401,400 1918
200 3,401,501 3,401,700 1918
100 3,413,901 3,414,000 1918
100 3,461,901 3,462,000 1919
200 3,468,801 3,469,000 1919
300 3,509,701 3,510,000 1919
300 3,537,701 3,538,000 1919
300 3,618,701 3,619,000 1920
200 3,620,001 3,620,200 1920
500 3,736,501 3,737,000 1920
500 3,788,201 3,788,700 1920
1,600 3,884,001 3,885,600 1921