When choosing the right necklace length it is important to consider your body type and the style clothing you will wear it with. The most common length is 18 inches and fits most women.
14 inches: Hangs tightly around the neck. This size is most commonly used for young children.
16 inches: Hangs close to the base of the throat.
18 inches: Hangs close to the collarbone and is the most common size.
20 to 24 inches: Hangs close to the bust.
30 inches: Hangs or a few inches below the bust.