Tiffany Cummings "Positive and Negative" Necklace

An 18 karat yellow gold and mother of pearl necklace, Tiffany & Co. designed by Angela Cummings, circa 1980s. The “Positive and Negative” clasp designed as confronting ovals of polished yellow gold and white mother of pearl inlay strung with six (6) twisted strands of 5mm white mother of pearl beads. Length approximately 16 1/2 inches. Gross weight approximately 139.0 grams. Signed Tiffany & Co.