AN ART DECO HARDSTONE SEAL, GEM-SET AND ENAMEL JEWEL, FRENCH, CIRCA 1925 O

AN ART DECO HARDSTONE SEAL, GEM-SET AND ENAMEL JEWEL, FRENCH, CIRCA 1925 Originally a shoulder ornament, composed of five chalcedony seals or amulets, of various hues, four rectangular, one oval, each engraved with a Qur’anic script and framed by black enamel and brilliant and single-cut diamond ogee motifs, connected by black enamel and rose-cut diamond circular links with emerald and ruby bead highlights, converted to a bracelet, French marks including a partial French workshop mark, length 22.5cm