Necklace Styles A necklace is a jewel that is intended to be worn around the neck. Click on the images below to learn more about each style and length.Necklace Styles Bavette Bib Necklace Chute Dog Collar Fringe Necklace Lavallière Négligée Rivière Sautoir Torsade Necklace Lengths Choker Matinee Length Necklace Opera Length Necklace Princess Length Necklace Rope Length Necklace