The 21 jewel movement is running and accurate, housed in an oresilver case. 18s / 18 size (about 2.25 not including stem).
This watch would make a great gift for someone who appreciates fine American pocket watches. The item "BIG 1910 Hamilton 21 Ruby Jewel RAILROAD Grade 940 Pocket Watch 18s Antique USA" is in sale since Monday, February 24, 2020.This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Pocket Watches\Antique". The seller is "chronified_international" and is located in Buffalo, New York. This item can be shipped worldwide.