Sterling silver Greek key necklace. This lovely necklace consists of graduated Greek key style links, with a blue glass stone centerpiece. It is curved in shape, and lays beautifully around the neck. The length of the necklace around the inside is approximately 18 inches. The width varies from 1 inch at the center front, to 5.5mm in the back. It weighs 36 grams. It is marked 925 in several places. It is in excellent condition, with only very light wear. It dates to the latter half of the 20th century.