Vintage Boucheron Paris collar necklace of an openwork 18k yellow gold braided design, the front accented by round-cut natural rubies, emeralds sapphires and diamonds.

33 rubies weighing ~3.30 total carats
34 sapphires weighing ~3.40 total carats
47 emeralds weighing ~4.70 total carats
37 diamonds weighing ~3.00 total carats
Signed "Boucheron Paris"
16.5" long