Tiffany & Co. Elsa Peretti 18K Gold Faceted Round Pendant Necklace Vintage 1979

Vintage (1979) Tiffany & Co. Elsa Peretti 18K gold 2 carat faceted round pendant and 18K gold 18” chain. Necklace weighs 2.87 grams. Pendant cannot be removed from chain. Signed “Tiffany & Co.”, “Peretti” and stamped “1979” and “18k”. Gently used with minor scratches on the pendant (please review all photos) but in overall very good condition. Does not come in Tiffany packaging.