A Jacob & Co. '5 Time Zones' stainless steel and diamond quartz wristwatch, the diamond pave-set dial with four separate coloured mother-of-pearl sub dials, with blue hands, the steel case with four pushers and diamond-set bezel, on a black leather strap with deployant clasp, together with box, paperwork, three separate coloured straps, a plain bezel. Numbered 845. 47 mm case.