A pair of lapis lazuli, cultured pearl and diamond earrings, by Trianon, and a necklace

A pair of lapis lazuli, cultured pearl and diamond earrings, by Trianon, and a necklace
Each earring set with a domed lapis lazuli plaque inset with brilliant-cut diamond and half-cultured pearl collets, clip fittings, 2.5cm long; together with a lapis lazuli bead and cultured pearl multi-strand torsade necklace with a lapis lazuli bead clasp inset with diamond collets, 42.0cm long
Earrings signed Trianon (3)