Three interchangeable gem-set necklaces and a black lavastone necklace 1st: Each designed as a uniform series of 17.0mm turquoise beads, 15.0mm-16.0mm sponge coral beads or 17.0mm aquamarine beads, with an interchangeable spherical clasp of brushed design, 2nd: The uniform series of 17.0mm black lava stone beads to a polished spherical clasp, accompanied by three additional black lava stone beads, lengths: 1st 42.5cm-46.0cm, 2nd 45.3cm (7) (partially illustrated) Footnotes: Please note, this lot will be subject to US Fish and Wildlife regulations if imported into the USA. This lot is subject to the following lot symbols: Y Y Subject to CITES regulations when exporting items outside of the EU, see clause 13. For further information on this lot please visit Bonhams.com