Vintage Art Deco Disc Necklace

Vintage Pre-ban ivory Art Deco era overlapping disks necklace hand carved out of genuine ivory with a screw back ivory clasp, beautiful craftsmanship, in natural ivory tone with aged patination, from a non-smoking environment, in great pre-owned condition overall, no cracks or chips, some minimal wear/aging signs as seen in the close up photos,measures 43 cm long, the largest disk measure 2.2 cm wide.