Women's Standard Necklace Sizes
14" or 35-36cm Necklace
Fits snug around the neck, like a choker
16" or 40-41cm Necklace
This length sits perfectly around the base of the neck like a collar. On a petite woman it will sit on your collarbone. On a plus size women it might feel more like a choker
18" Necklace or 45-46cm
This length is a common choice amongst women and for necklaces with pendants as it is suited perfectly for crewcut necklines to open shirt collars
20" or 50-51cm Necklace
Perfect for a low, plunging neckline or if you want to wear it over a turtleneck! This length will fall just a few inches below the collarbone and allow a little more breathing room.
22" or 55-56cm Necklace
Falls at or above a low neckline
24" or 61-62cm Necklace
Falls below any neckline.
36" or 91-92cm Necklace
This is a popular length with pearl strands and hangs below the bosom. They can be worn as a single strand or you can double them for an 18inch necklace.
Men's Standard Necklace Sizes
A shorter length that falls just around the base of the neck. Popular for beaded necklaces so they can sit above a crew neck t-shirt.
A common length for men which falls right at the collarbone. Pendants will hide under a crew neck or show completely with a low v-neck or unbuttoned dress shirt.
Falls a few inches below a collar bone and can be worn over or under a shirt. This is a common length for chains because they offer more breathing room.
Extra long and is commonly used to keep religious or meaningful pendants under the shirt and closer to the heart. Falls just above the sternum.
*Please keep in mind that these are all approximations for an average woman’s or man’s height and size. Larger people will need longer lengths and petite ones will need shorter lengths.