Vintage 1970s Christian Dior gold tone metal chain necklace, with purple and clear marquise cut rhinestones in the center front. It is marked on the clasp, in the "D" shaped end rings on the chain, and on the "CD" dangle on the end of the extender chain. It has an adjustable fit with a hinged clasp. The center stones together are 1" wide and 5/8" tall. The chain is 3/16" wide, and it is 15 3/8" long plus a 2" long extender chain. In good condition - the metal in excellent condition