AN EARLY 20TH CENTURY TURQUOISE, LAPIS LAZULI AND ENAMEL NECKLACE, BY MARCHAK

AN EARLY 20TH CENTURY TURQUOISE, LAPIS LAZULI AND ENAMEL NECKLACE, BY MARCHAK
The three-strand necklace set with graduated turquoise beads and smaller lapis lazuli beads, centering an oval lapis lazuli plaque of foliate design suspending three turquoise bead tassels, the clasp as an engraved turquoise panel with blue enamel accents, 46.0 cm, with French assay mark for gold, in brown fitted A. Marchak case
Unsigned, with maker's mark for Atelier Cristofol