A mahogany two-day marine chronometer, Barraud, No. 1532, London, circa 1825

3¾-inch silvered dial signed and numbered Barraud, Cornhill, London, 1532, subsidiary seconds dial and state-of-wind sector, fusee movement with Earnshaw's detent escapement, compensation balance with free-sprung helical spring, in a similarly numbered brass bowl, Barrauds butterfly winding, gimballed in a three-tier case with brass side handles, the front inlaid with an ivory plaque inscribed Barraud, 1532,