The Hallmarking (International Convention) (Amendment) Order 1987
This Order, which is made under the Hallmarking Act 1973, further amends Schedule 2 to the Hallmarking (International Convention) Order 1976 consequent upon the alteration of the Portuguese hallmarks for gold and silver, and the introduction of a mark for platinum, as notified by the authorised assay offices of Lisbon and Oporto in accordance with the Convention on the Control and Marking of Articles of Precious Metals done at Vienna on 15th November 1972 (Cmnd. 7219).