Hamilton gold-plated pocket watch manufactured by Hamilton Watch Co., Lancaster, PA
Features a 17-jewel movement adjusted for temperature and positions
Model 1
Based on Serial Number: 1898990
Manufacturer: Hamilton 
Manufacturer Location: Lancaster, Pennsylvania 
Movement Serial Number: 1898990 
Grade: 910 
Model: 1 
Estimated Production Year: 1921 
Run Quantity: 3,200 
Grade/Model Run: 26 of 37 
Grade/Model Total Production: 153,800 
Size: 12s 
Jewels: 17j 
Movement Configuration: Openface 
Movement Finish: Nickel
The case shows  wear with visible tarnish and scratches
The watch face features Arabic numerals with a subdial for seconds
Marked 910 on the movement
Crystal is in very good condition
Watch is overwound, not working
Ideal for collectors, or restoration