An 18ct. gold and enamel half hunting cased keyless cylinder fob watch, Patek Philippe, circa 1900, white enamel dial with Roman numerals, frosted gilt bar movement jewelled to the third and with wolf's tooth winding, front plate punch numbered 2928/43025, gold cuvette inscribed Dobson & Sons, 32 Piccadilly, London, To The Queen, case with blue Roman chapter ring, the back cover with blue enamel monogram, numbered 43025 and stamped PP.Co., winding crown lacking, diameter 35mm.