. . . . . . . . "Backes & Strauss"@en . "Backes & Strauss is an English company that designs and produces high-end luxury timepieces and jewellery. Originally founded in 1789 in Hanau, Germany, it is the oldest diamond company in the world.The company's London office was established in 1814, and the company hallmark was registered at Goldsmith's Hall in London in 1878."@en . . "1789Z"^^ . . . . . . .