Hermès Ondes Miroirs Necklace, from the Hermès Lignes Sensibles high jewellery collection, in rose gold with diamonds, topaz, moonstone and jade, at hermes.com.
The 45 pieces in this collection were designed by Hermès creative director Pierre Hardy, who began as a shoe designer.
An absolutely incredible piece, wouldn't you agree, darlings?
xoxox,
CC