Hallmark, Approved from May 7, 1958

Hallmarks

Metal: Silver, Gold, Platinum, Palladium
Year: 1958
Shape: Round
Description: The hallmark is a verification mark, round in shape, featuring the hammer and sickle emblem against a five-pointed star background, with an assay office cipher. It is intended for marking dental prosthetic discs made of precious metals, as well as gold, silver, platinum, and palladium items, in combination with a square-shaped, rounded-corner fineness mark. They are intended for marking detachable and easily removable secondary and additional parts of gold, silver, platinum, and palladium items with one of the following established finenesses: 375, 500, 583, 750, 958; 750, 800, 875, 916, 960, 950, 500 and 850. Shape: Round Metal: Gold Palladium Platinum Silver Fineness: 375, 500, 583, 750, 958; 750, 800, 875, 916, 960, 950, 500 and 850