This is a blue mother of pearl necklace signed Avon. The necklace is silver tone and has blue and blue-green dangling beads. The necklace is adjustable and measures from 16 to 18 inches long. The butterfly is 1 inch by 1-1/4 inches. The necklace is in very good condition and does not appear to have ever been worn. It will come in the original box. Please let me know if you have any questions. Thanks for stopping by.