Period 1852 – 1918:Early years. Metalor's history begins in 1852 with the establishment, in Le Locle, Switzerland, of Martin de Pury & Cie. The company smelts and rolls gold which is then used to manufacture watch cases. The company, which employs five people, is bought by Banque du Locle in 1864. At the time of the transaction, it owns an ...Web