An extension can be used to make a necklace longer, it attaches to both sides of the clasp.
To extend a necklace chain, you can use a jewelry extender or add additional jump rings to the existing chain. This will allow you to adjust the length of the necklace to fit your preference.
To create an adjustable length knot for a necklace, you can use a sliding knot technique. This involves creating a loop with the necklace cord and then passing the ends through the loop to form a knot that can be adjusted to change the length of the necklace.
The set included a 20 inch necklace.
Depends on the size, length, and most importantly weight of the necklace
about 16 inches
the length is about 22"
Only wear a necklace if you want that "manly" look, with a short necklace.
The spicetone necklace is 17 1/2" with a 3 1/2" extender.
The averge length is between 20-22 inches
A necklace with some length, 24 inches or longer, can draw the eye away from the chin and neck area creating a leaner appearance.
The A band
You can make a necklace longer by adding an extender chain or by attaching additional jump rings to increase its length.