Rock Crystal Chronometer no. 4462

Case: Rock Crystal Dial: Glass Movement: s/n; 4462, fully jewelled damascened nickel movement signed Niton. Poincon de Geneva quality seals, obtained on September 19, 1927. The watch was 1 of 1 which obtained the quality seal on this date and most probably an tailer made and therefore an unique piece. Provenance: 1927 - Niton, Geneva 1986 - Sothebey's, London Sothebey's July 24, 1986, Lot 114, page 17. A Rock Crystal Cased Keyless Lever Skeleton Pocket Watch, the fully jewelled damascened nickel movement signed Niton and numbered 4462, blue baton numerals and hands, 48 mm. diameter. 800-1,200 British Pound.