Platinum & diamond Chronometer no. -

Case: Platinum, bezel with diamonds Dial: Silver with diamond Roman numerals and fingers Movement: 16 or 17''', probably 18 jewels, all adjustments and 2 x Poincon de Geneva quality seal Provenance: 1920 circa - Niton, Geneva 1920 circa - Cartier, Paris 2004 - Bonhams Bonhams, Lot 568, June 2004 auction, Los Angeles Swiss platinum, diamond, and enamel pocketwatch, circa 1920, case: platinum, bezel: set with diamonds, side of case with black enamel, dial silvered, diamond roman numbers, diamond set 'Feuille' hands, diameter 43 mm, 18k white gold chain