An Exceptional Gold and Polychrome Enamel Open Face Pocket Watch Made For the Chinese Market WILLIAM ILBERY, EARLY 19TH CENTURY, LONDON, NO.6645 56.00 mm case diameter, white enamel dial, black painted Roman numerals with outer chapter ring calibrated to 60 seconds, gilt spade hands with center sweep seconds hand, the bezel, stem and case back border accented in opaque blue, black and white enamel over a beaded texture ground in a repeated geometric motif, the fine polychrome enameled case back center intricately depicting a Chinese dignitary seated in horse-shoe back chair, wearing formal robe and hat while holding a fan, within an interior with a lotus pond, a pavilion and weeping willow trees in the distance, hinged gold cuvette, finely chased and engraved floral and scroll keywound duplex movement signed Ilbery N6645 London, the case marked with a matching number. Diameter 2 1/4 inches.