GOLD AND DIAMOND RING/BRACELET, CIRCA 1845Set with an old cushion-shaped diamond, foliate engraved decoration to the gold mount, the foliate engraved shank unfolding into eight hinged octagonal sections to be worn as a bracelet, the diamond-set centre section forming the clasp,ring size L½, bracelet length 17.5cmFor further information on this lot please visit theProvenance: For a similar example, see Chadour, A. B., 'Rings: The Alice and Louis Koch Collection: Forty Centuries Seen by Four Generations', W. S. Maney and Son, Leeds, 1994, Vol II, p. 511, pl. 1649.