Illinois Grade 61 Variants

Profile Code	Size	Jewels	Configuration	Finish	Model	Setting	Estimated Production
18s-M2-15j-HNL-U-	18s	15j	Hunting	Nickel	2	Lever	7,100
18s-M3-15j-ONL-U-	18s	15j	Openface	Nickel	3	Lever	500
18s-M4-17j-ONP-U-	18s	17j	Openface	Nickel	4	Pendant	2,000
18s-M2-17j-HNL-U-	18s	17j	Hunting	Nickel	2	Lever	3,480
18s-M4-15j-ONP-U-	18s	15j	Openface	Nickel	4	Pendant	2,400
18s-M6-17j-ONL-U-	18s	17j	Openface	Nickel	6	Lever	19,670
18s-M6-15j-ONL-U-	18s	15j	Openface	Nickel	6	Lever	2,663
18s-M5-17j-HNL-U-	18s	17j	Hunting	Nickel	5	Lever	8,400
18s-M6-21j-ONL-U-	18s	21j	Openface	Nickel	6	Lever	1,800
18s-M5-21j-HNL-U-	18s	21j	Hunting	Nickel	5	Lever	430
18s-M5-15j-HNL-U-	18s	15j	Hunting	Nickel	5	Lever	3,164
18s-M5-17j-HNL-A-	18s	17j	Hunting	Nickel	5	Lever	200
18s-M5-21j-ONL-U-	18s	21j	Openface	Nickel	5	Lever	200
18s-M5-15j-HNL-A-	18s	15j	Hunting	Nickel	5	Lever	400
18s-M6-17j-OTL-U-	18s	17j	Openface	Two-Tone	6	Lever	100

Estimated Timeline for Variants

18s-M2-15j-HNL-U-

18s-M3-15j-ONL-U-

18s-M4-17j-ONP-U-

18s-M2-17j-HNL-U-

18s-M4-15j-ONP-U-

18s-M6-17j-ONL-U-

18s-M6-15j-ONL-U-

18s-M5-17j-HNL-U-

18s-M6-21j-ONL-U-

18s-M5-21j-HNL-U-

18s-M5-15j-HNL-U-

18s-M5-17j-HNL-A-

18s-M5-21j-ONL-U-

18s-M5-15j-HNL-A-

18s-M6-17j-OTL-U-

Years

1889

1890

1891

1892

1893

1894

1895

1896

1897

1898

1899

1900

1901

1902

1903