Sassanian Stamp Seal with Male Bust

3rd-7th century AD. An agate stamp seal engraved with the bust of a bearded male wearing a Corinthian helmet; pierced for suspension; accompanied by a museum quality seal impression. 3.62 grams, 14mm (1/2"). Property of a North London lady; gifted from her father's collection; formerly with a Mayfair gallery, London, UK; previously acquired in the 1980s. [No Reserve]
Condition Report: Very fine condition.