William Hardy. A keywound chronometer movement in later silver case

William Hardy. A keywound chronometer movement in later silver case
Signed Wm Hardy, London, No. 607, circa 1800
Chain fusée movement, spring detent escapement, large bimetallic compensation balance, free sprung blued steel helical hairspring, diamond endstone, later silver cuvette, white enamel dial, eccentric hour dial, Roman numerals, large subsidiary seconds, later plain circular case, movement and dial signed and numbered
61 mm. diam.