Multi-Strand Black Onyx and Diamond Necklace

Multi-Strand Black Onyx and Diamond Necklace
14k yellow gold, the necklace composed of thirty-five strands of 2.2 mm round black onyx beads, finished with a large oval clasp set with a black onyx cabochon and accented with round brilliant-cut diamonds weighing approximately 0.18 carats in total. l. 17", total weight 135.5 grams

Provenance: Estate of Sylvia Pugh Sullivan, Houston, Texas.