A Sapphire And Diamond Necklace Hallmarked 1983 The pear cut sapphire drop weighing 0.95cts, surmounted by a round cut sapphire below a pierced triangular panel individually set with seventeen round brilliant cut diamonds weighing 0.78cts total, terminating with two further round sapphires, all collet set in 18ct yellow gold to a fine 18ct yellow gold fancy link chain, hallmarked London stamped Gt (Geoffrey Turk)