S. Smith & Son. A very fine and extremely rare 18K gold anti-magnetic keyless lever watch with Bonniksen patented 52 1/2 minute Karrusel regulator, Especially Good Class ''A'' Kew rating with 82-3 marks, original S. Smith & Son Ltd. presentation box
S. Smith & Son. A very fine and extremely rare 18K gold anti-magnetic keyless lever watch with Bonniksen patented 52 1/2 minute Karrusel regulator, Especially Good Class "A" Kew rating with 82-3 marks, original S. Smith & Son Ltd. presentation box Signed S. Smith & Son, 9 Strand, London, Makers to the Admiralty and H.M. The King of Spain, “Non-Magnetic”, no. 188-261, the case with London hallmarks for 1908-1909 Movement: cal. 21''', jewelled to the centre, ring-turned pillars, going barrel, lateral lever escapement, free-sprung balance with winged arms, gold temperature adjustment screws and platinum mean time screws, palladium Breguet balance spring, diamond endstone, Bonniksen 52 1/2 minute Karrusel carriage, signed and numbered, Bonniksen patent number on the pillar plate Dial: signed and numbered Case: four-body, by Samuel Smith (maker’s mark SS), hinged back engraved with a coat of arms and motto, swivel bow, hinged gold cuvette inscribed "Hugh Vivian, 1909", 57 mm. diam., punched with case maker’s mark and numbered With: original S. Smith & Son Ltd. presentation box