Avon Necklace, Seashell Necklace, Shell Necklace, White and Gold Necklace, 7704 This vintage avon necklace is in good condition. It is costume jewelry. Marked AVON on the back of the sea shell. The seashell is a white shimmery frosted glass surrounded by gold toned metal. It is on an 18 inch chain necklace. Pendant and bail measure 1 1/2 inches tall and 1 1/4 inches wide. Buy it now before someone else does! fashion accessory beach theme vacay vacation themed jewelry girl woman simple elegant sophisticated timeless classy classic modern preppy simple frosted versatile wear anywhere fancy dressing up or dress down business casual