1960s goldtone 3-strand with two "twisted" goldtone chains with a strand of faceted green aurora borealis down the middle necklace with filigree detail around the hook clasp area. Marked "NAPIER" on the hook. Measures: 6 3/8 inches long by 5 7/8 inches wide. The interior circumference at the maximum setting is about 16 3/8 inches. Condition: Very good; minor wear to aurora borealis coating in a few tiny spots only noticeable upon very close inspection. The matching bracelet is also available for purchase.