René LALIQUE Large silver (925) pendant featuring a woman's face, surrounded by long sinuous locks of hair, forming stylized openwork wings, the days adorned with opal plaques in closed setting on the reverse. Set in silver (925). Signed twice on the side. Screw-thread system on the reverse, possibly for brooch mounting. Gross weight: 62.9 g. - Pendant size: 5.2 x 5.5 cm. Accents, cracks and missing opals, later transformation. Provenance : Family and descendants of André Delebecque (1861-1947), engineer and inventor of French limnology.