![File:Deer Engraving on a Vintage Keystone Pocket Watch, Case by the Illinois Watch Case Co., Elgin, Illinois, "The Winner" Case Guaranteed for 20 Years (8607094272).jpg - Wikimedia Commons File:Deer Engraving on a Vintage Keystone Pocket Watch, Case by the Illinois Watch Case Co., Elgin, Illinois, "The Winner" Case Guaranteed for 20 Years (8607094272).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/8/83/Deer_Engraving_on_a_Vintage_Keystone_Pocket_Watch%2C_Case_by_the_Illinois_Watch_Case_Co.%2C_Elgin%2C_Illinois%2C_%22The_Winner%22_Case_Guaranteed_for_20_Years_%288607094272%29.jpg)
File:Deer Engraving on a Vintage Keystone Pocket Watch, Case by the Illinois Watch Case Co., Elgin, Illinois, "The Winner" Case Guaranteed for 20 Years (8607094272).jpg - Wikimedia Commons
![File:Vintage Elgin National Watch Company Pocket Watch, Size 16s, 17 Jewels, Lever Set, 10 K Gold Filled Open Face Case Marked "Hamilton Keystone Watchcase, J. Boss, Railroad Model", Circa 1918 (13928707372).jpg - Wikimedia Commons File:Vintage Elgin National Watch Company Pocket Watch, Size 16s, 17 Jewels, Lever Set, 10 K Gold Filled Open Face Case Marked "Hamilton Keystone Watchcase, J. Boss, Railroad Model", Circa 1918 (13928707372).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/1/1b/Vintage_Elgin_National_Watch_Company_Pocket_Watch%2C_Size_16s%2C_17_Jewels%2C_Lever_Set%2C_10_K_Gold_Filled_Open_Face_Case_Marked_%22Hamilton_Keystone_Watchcase%2C_J._Boss%2C_Railroad_Model%22%2C_Circa_1918_%2813928707372%29.jpg/858px-thumbnail.jpg)
File:Vintage Elgin National Watch Company Pocket Watch, Size 16s, 17 Jewels, Lever Set, 10 K Gold Filled Open Face Case Marked "Hamilton Keystone Watchcase, J. Boss, Railroad Model", Circa 1918 (13928707372).jpg - Wikimedia Commons
![1951 Elgin B.W. Raymond 21 Jewel Railroad Grade Pocket Watch in Keystone 10K Gold Filled Case - Etsy UK 1951 Elgin B.W. Raymond 21 Jewel Railroad Grade Pocket Watch in Keystone 10K Gold Filled Case - Etsy UK](https://i.etsystatic.com/19439099/r/il/46ae27/3920315929/il_570xN.3920315929_jbj7.jpg)
1951 Elgin B.W. Raymond 21 Jewel Railroad Grade Pocket Watch in Keystone 10K Gold Filled Case - Etsy UK
![Vintage Elgin National Watch Co Pocket Watch, Gold, Keystone Watch Case, 1-13/16 in Diameter, SEE DESCRIPTION - Etsy UK Vintage Elgin National Watch Co Pocket Watch, Gold, Keystone Watch Case, 1-13/16 in Diameter, SEE DESCRIPTION - Etsy UK](https://i.etsystatic.com/23715279/r/il/a6688d/3122924349/il_fullxfull.3122924349_tnnd.jpg)
Vintage Elgin National Watch Co Pocket Watch, Gold, Keystone Watch Case, 1-13/16 in Diameter, SEE DESCRIPTION - Etsy UK
![Vintage Pocket Watch-elgin, 12s, Circa 1924. 15 Jewels, in a Gold-filled Keystone Hinged Case. Fully Restored Runs Well. Great Gift - Etsy UK Vintage Pocket Watch-elgin, 12s, Circa 1924. 15 Jewels, in a Gold-filled Keystone Hinged Case. Fully Restored Runs Well. Great Gift - Etsy UK](https://i.etsystatic.com/27159951/r/il/894f90/3496921143/il_570xN.3496921143_dpxn.jpg)
Vintage Pocket Watch-elgin, 12s, Circa 1924. 15 Jewels, in a Gold-filled Keystone Hinged Case. Fully Restored Runs Well. Great Gift - Etsy UK
![Lot - Gentleman's 14-Karat Yellow-Gold Hunting Case Pocketwatch, Elgin, Keystone Watch Case Co., American Lot - Gentleman's 14-Karat Yellow-Gold Hunting Case Pocketwatch, Elgin, Keystone Watch Case Co., American](https://image.invaluable.com/housePhotos/weschlers/40/294140/H0143-L19397778.jpg)
Lot - Gentleman's 14-Karat Yellow-Gold Hunting Case Pocketwatch, Elgin, Keystone Watch Case Co., American
![Vintage Pocket Watch Elgin 12s, Hunter Style, Circa 1916. in Keystone Gold-filled Carved Case. Nice Watch Running Well. Great Gift - Etsy UK Vintage Pocket Watch Elgin 12s, Hunter Style, Circa 1916. in Keystone Gold-filled Carved Case. Nice Watch Running Well. Great Gift - Etsy UK](https://i.etsystatic.com/27159951/r/il/b4cd9a/3548827103/il_fullxfull.3548827103_n80x.jpg)
Vintage Pocket Watch Elgin 12s, Hunter Style, Circa 1916. in Keystone Gold-filled Carved Case. Nice Watch Running Well. Great Gift - Etsy UK
![Pristine Elgin Pocket Watch Scarce 19 Jewel Railroad Model with Up / Down Wind Indicator Housed in a Keystone Mainliner Case circa 1913 - The Pocket Watch Guy Pristine Elgin Pocket Watch Scarce 19 Jewel Railroad Model with Up / Down Wind Indicator Housed in a Keystone Mainliner Case circa 1913 - The Pocket Watch Guy](https://www.thepocketwatchguy.com/wp-content/uploads/2019/05/15_5.jpg)