What is the average necklace length for a woman?

The average necklace length for a woman is around 18 inches. Pieces of this length are known as princess-length necklaces. Women's necklaces are also available in shorter lengths, like the 12- to 14-inch collar and the 14- to 16-inch choker. Longer lengths include the 20- to 25-inch matinee, the 26- to 36-inch opera and the rope, which is 37 inches or longer. On 1stDibs, shop a wide range of necklaces.