A Fabergé two-colour gold-mounted guilloche enamel desk clock, marked Fabergé, square, with circular seed-pearl bezel on lilac sunburst guilloché ground, the border enamelled in translucent salmon pink over a moiré guilloché ground, all within white enamel borders, applied with ribbon-tied arrows and laurel wreaths at corners, further applied with laurel entwined spears, the outer boarder cast and chased with acanthus leaves, the white enamel dial with black Arabic chapter and pierced gold hands, the ivory back with silver scroll strut, the back-plate with hand-set, marked on upper rim, back and strut with the workmaster’s mark of Michael Percin, St Petersburg, 1899-1903, scratched inventory number 8998, 4 3/8 in. (11.1 cm) high, 425 gr