Here is a VERY hard to find 3 digit serial number (564) Hamilton 18 size, 17 jewel, open face, lever set, 936 you won’t want to miss. It has a single sunk porcelain dial with black Roman numerals, signed Hamilton Watch Co., and open moon hands. It does have a few edge chips not seen with the bezel on. It has a very good looking full plate Nickel movement with damascene and signed in black lettering “Adjusted, 17 Jewels, Hamilton Watch Co. Lancaster, Pa., 564”. It comes mounted in a Gold-filled Aviator SB&B Guaranteed 20 year case #1027072. The case is engraved and has a shield with NO initials maybe looking for yours. A VERY NICE ADDITION TO ANYONES COLLECTION!!! SN 564 Ca. 1893.