Bulgari Gold Coin 'Monete' Tubogas Necklace

Set with five coins each depicting the profile of a male figure, inscribed '380 BC,' 18k yellow gold (Italian mark), signed Bvlgari, numbered
Bulgari, 1983: Copy of Invoice
Size/Dimensions: 38.1 cm (15 in)
Gross Weight: 157.6 grams