This is the Aimé Leon Dore Box Chain necklace.
Missoma
Human Made
Bunney
Loquet London
Astrid & Miyu
Serge Denimes
Maharishi
M.Cohen By Maor
Lea Hoyer
Lisa Says Gah
Hatton Labs
Twojeys
Sophie Bille Brahe
3sixteen
Gabriela Ceballos Inc
Vitaly
Miansai