Arnold & Son

A HIGHLY IMPORTANT LARGE SILVER CONSULAR CASED POCKET CHRONOMETER OF "THE BEST KIND" AND THE ONLY KNOWN EXAMPLE TO SURVIVE IN ITS ORIGINAL STATE WITH DOUBLE ‘S’ BALANCE 1781, NO. 23/78 silver, gilt metal diameter 73 mm , • Movement: gilded full plate movement with Arnold pivoted detent escapement, free-sprung ‘S’ balance, blued steel helical spring, decoratively pierced and engraved balance cock, fusee and chain, turned pillars • movement signed John Arnold, London, Inv. et Fecit London No. 23/78 • Dial: white enamel dial, Roman numerals, outer minute ring, large subsidiary seconds, blued steel hands • dial signed and numbered 78 • Case: plain polished double bottomed silver case, the back opening to reveal fixed cuvette with winding aperture, maker’s mark ITP incuse for John Terrill Pain and hallmarked 1781