LeRoy & Fils, No.15003: A French early 19th century gold and enamel openface pocketwatch, the reverse with chased and engraved white enamel floral decoration on a black background, with black and white enamel decoration to the band and bezel, the hatched silvered dial with plain silvered chapter-ring and Roman numerals, blued steel moon hands, the frosted gilt bar movement with hanging barrel, cylinder escapement and ruby endstone under signed and numbered cuvette