Stamp Seal Group 3rd-7th century A.D. and later. A group of two stamp seals: one Sassanian hexagonal-section rock crystal seal with engraved script to five faces, pierced lug to one face; a conoid blue stone stamp seal bearing intaglio European style bust facing right to base, pierced for suspension. 11 grams total, 12-16 mm (1/2 - 5/8 in.). UK private collection, 1980-1983. [No Reserve]