An 18ct gold and white enamel open-face pocket watch Circa 1910 4.5 cm dial diameter, 5.5 cm case diameter, 6.5 cm high. An 18ct gold and white enamel open-face pocket watch. Circa 1910. Gents 18 carat gold open face watch. Case engine-turned with a central shield surrounded by. a belt and buckle. Round gold bow, metal winding crown. The inside of the case bears the. marks "18C" and 0.755 in rectangular frames, and the word "Brevete", a cross and the. number 9407 all in an oval frame. It also bears the number 30855 near the winding stem, and. indistinct marks that may be Swiss hallmarks for 18 carat. White enamel dial, black Roman hour numerals, subsidiary seconds dial at 6 o'clock, date. dial at 12 o'clock. Interestingly, the numbers on the date dial go anti-clockwise. Gold hands, including what appears to be a sweep seconds hand. Stem wind, lever escapement. Swiss style movement, but no markings apart from "fast slow". on the balance cock on either side of the adjustment lever. Dimensions: 4.5 cm dial diameter, 5.5 cm case diameter, 6.5 cm high