Pocket Watch Database

Illinois Grade 108 Production Charts

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

[1917,1918,1919,1920,1921]
[4500,8500,6000,5000,3100]


Illinois Watch Co. Grade 108 Production Map Relative to Company Lifespan

Start of Production
End of Production


Grade Production Runs Lowest Highest Start End Profile Code/Image
108 27,100 27 3,216,001 3,901,100 1917 1921
14,900 14 3,216,001 3,785,000 1917 1920 16s-M6-21j-HNP-APTI-
300 3,216,001 3,216,300 1917
1,700 3,216,301 3,218,000 1917
1,000 3,231,001 3,232,000 1917
1,200 3,361,001 3,362,200 1918
800 3,362,201 3,363,000 1918
1,000 3,394,001 3,395,000 1918
800 3,427,201 3,428,000 1919
400 3,469,001 3,469,400 1919
2,000 3,511,001 3,513,000 1919
800 3,534,001 3,534,800 1919
900 3,602,001 3,602,900 1919
1,000 3,647,001 3,648,000 1920
2,000 3,732,001 3,734,000 1920
1,000 3,784,001 3,785,000 1920
1,000 1 3,317,001 3,318,000 1918 1918 16s-M6-21j-ONP-APTI-
1,000 3,317,001 3,318,000 1918
2,500 3 3,264,001 3,327,600 1917 1918 16s-M7-21j-ONP-APTI-
1,000 3,264,001 3,265,000 1917
900 3,281,001 3,281,900 1918
600 3,327,001 3,327,600 1918
2,200 3 3,602,901 3,901,100 1919 1921 16s-M8-21j-HNL-APTI-
100 3,602,901 3,603,000 1919
1,000 3,603,001 3,604,000 1919
1,100 3,900,001 3,901,100 1921
1,000 1 3,709,001 3,710,000 1920 1920 16s-M8-21j-HNL-A3PTI-
1,000 3,709,001 3,710,000 1920
2,000 1 3,808,001 3,810,000 1921 1921 16s-M8-21j-HNP-APTI-
2,000 3,808,001 3,810,000 1921
1,500 2 3,245,501 3,368,000 1917 1918 16s-M9-21j-ONL-APTI-
500 3,245,501 3,246,000 1917
1,000 3,367,001 3,368,000 1918
2,000 2 3,294,001 3,297,000 1918 1918 16s-M9-21j-ONP-APTI-
1,000 3,294,001 3,295,000 1918
1,000 3,296,001 3,297,000 1918