gilded full plate, verge escapement, decoratively pierced and engraved balance cock, diamond endstone, flat steel three-arm balance, fusee and chain, cylindrical pillars, the alarm train with standing barrel, acting on a bell to the inside of case back, signed and numbered Delander, London, 285
silver champlevé, Roman numerals with half hour divisions between and to the ring beneath, outer Arabic minute ring, inner rotating alarm disc with female setting square at 6 o'clock, winding apertures for the going at 8 and alarm at 4 o'clock, blued steel beetle and poker hands
silver single case, the back engraved with the Arms of James Helsby and Latin motto
: "En Dieu est Mon Esperance
" above inscription “James Helsby, Gent”
, the band pierced for sound emission and engraved with scrolling foliage and three grotesque masks at the quarters, a shell by the thumb-piece, the bezel similarly pierced and engraved with scrolling foliage, stirrup pendant and bow, hallmarked 1740
With two modern keys for winding and alarm setting.
diameter 47 mm