A 19-20th century.A large Victorian silver and gold necklace holding a Greek Alexander the Great, Kingdom of Macedon, silver Tetradrachm (Ca. 336-323 BC). The obverse, or front side of this coin, features the head of Heracles clad in a lion's skin knotted at neck. On the reverse side, Zeus enthroned left, feet on stool, holding an eagle and resting on scepter. Mounted within a gold pendant and silver necklace.Size: L:255mm / W:27.9mm; 58.56g.Provenance: Property of a London Ancient Art Gallery; formerly in the famous Alison Barker collection, a retired London barrister; acquired between the early 1960s to 1990s.