A Collection of Gold Filled Open Face Pocket Watches, Gruen and Hamilton, consisting of a semi-thin pocket watch, circa 1904-1917, 42.00 mm case diameter, matte white single-sunk dial with foliate engraved center signed GRUEN SEMITHIN, applied gold Arabic numerals, blued steep moon hands, subdial for seconds at 6 o'clock, engraved case back outer edge with monogrammed center, stem wound and set Cal. 758 16 jewel nickel movement with 2 adjustments signed GRUEN GUILD, together with a pocket watch, circa 1929, 44.00 mm case diameter, matte silver single-sunk dial with polished foliate motif inner ring signed HAMILTON, Arabic numerals, blued steel lozenge hands, subdial for seconds at 6 o'clock, triangular case, polished case back with monogrammed cartouche, stem wound and set 17 jewel adjusted nickel movement with damaskeen finish signed HAMILTON WATCH CO.Movement number: 17794.Movement number: 3417000. 71.00 dwts.