Check out our tiffany pearl necklace set Embellished with high quality cz crystals- ivory pearls and metallic ivory painted flowers. Audrey Hepburn for Breakfast at Tiffany's. The pearls are 7 millimeters and the toggle clasp is sterling silver. Fortunately, the quality of our pearls is higher than that of Tiffany's. Home/The Background of Pearls/Tiffany & Co. Pearls ap.