Description: John Arnold & Son parcel-gilt sterling silver consular cased pocket chronometer "Of the Second Kind", white enamel dial with Roman numerals, outer minute ring, subsidiary seconds, gold spade hands, numbered 438, gilt movement with pierced and engraved balance cock, blued steel stud arm, Z-balance, diamond endstone, signed John Arnold & Son, London, Inv et Fec, No 438/739. Plain consular case, the back opening to reveal fixed cover with winding aperture, the inner back case with indistinct maker's mark and London date letter for 1792-93. Back case and glass bezel numbered 438. Case diam. 53 mm.