Bidspirit auction | Hamilton Grade 992B Railroad Pocket

Hamilton Grade 992B Railroad Pocket Watch 21 Jewels 10K Gold Filled Case - A vintage Hamilton Grade 992B railroad-grade pocket watch. This timepiece features a manual wind 21-jewel movement, caliber 992B, with serial number C54588. The movement is inscribed Hamilton Watch Co. U.S.A., 992 B, 21 Jewels, and Adj. Temp. & 6 Pos., indicating adjustment for temperature and six positions to meet railroad chronometer standards. The open-face case is constructed of 10 karat yellow gold-filled metal, marked Hamilton Watch Co., Lancaster, PA, with the Keystone hallmark and serial number 1360510. The case features decorative engraved scrollwork along the bezel and circumference, and the back is engraved with a stylized JHB monogram. The white double-sunk porcelain enamel dial is signed Hamilton and features bold black Arabic numeral hour markers, a sub-seconds dial at the 6 o'clock position, and red outer five-minute markers. The hands are crafted from blued steel. According to provided information, the movement runs. Case diameter: 50 mm (Size 16s). The watch is in good vintage condition and is noted to be in running order. The 10 karat gold-filled case exhibits light to moderate surface scratching and minor brassing (wear through the gold layer) on the high points of the bow and decorative edges. The porcelain enamel dial shows several fine hairline cracks consistent with age. The blued steel hands display minor surface oxidation. The interior of the case back features multiple handwritten jeweler's service marks, including dates from 1961, 1964, and 1966.