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Popular Manufacturers:
Aurora Ball Columbus Elgin Hamilton Hampden E. Howard Watch Co. (Keystone) E. Howard & Co. Illinois Lancaster Manistee Marion U.S. Watch Co. New York Standard Rockford Seth Thomas South Bend Tremont & Melrose Waltham

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Illinois Grade 150 Variants

Profile Code	Size	Jewels	Configuration	Finish	Model	Setting	Estimated Production
8s-M2-11j-HGL-U-	8s	11j	Hunting	Gilt	2	Lever	16,250

Estimated Timeline for Variants

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