Tiffany & Co. Angela Cummings Positive-Negative EarringsA wonderful pair of Angela Cummings earrings for Tiffany & Co. in perfect original condition. Crafted by hand in 18k yellow gold and lapis lazuli, each earring is completely smooth to the touch and very wearable. These positive negative earrings were made circa 1980 and are very collectable today. This pair are supplied gift ready, complete with Tiffany & Co. carry pouch and blue box. Angela Cummings began working for Tiffany & Co in the late 1960s;