Arnold & Son was founded in 1764 in Strand, London by John Arnold. The brand specialized in marine chronometers in the 1770s and developed a method for calculating longitude at sea. In fact, the brand produced the first ever pocket chronometer. Arnold & Son is now owned by British Masters, an Anglo-Swiss owned firm founded in 1995 by Eric Loth in Neuchatel, Switzerland. The brand is the currently the leading supplier to the Royal Navy. GOVBERG JEWELERS IS AN OFFICIAL AUTHORIZED RETAILER OF ARNOLD & SON.