An unusual gold, enamel and diamond-set concealed watch in the form of a padlock last quarter 19th century

18k, heart-shaped frosted gilt cylinder movement, flat rimmed three arm balance, cuvette signed Courvoisier, white enamel dial, Roman numerals, blued steel moon hands, concealed within a padlock form case with diamonds set in the form of a key hole on blue translucent enamel with an engine turned background, inner case back with photo aperture.

Accompanied by a red leather fitted box and an 18k gold winiding key.