DiamondonNet Dictionary
DiamondonNet dictionary of common loose diamonds and diamond jewelry terms in the industry and their meanings.
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Post Type

Friction Post
A device for preventing loss of a pierced earring from an ear lobe is provided and consists of a holder member which will cling to friction post behind the ear lobe. When the friction nut is removed from the earring the holder member will continue to keep the earring in place thereto.
Screw Back
A threaded post and screw used as the back setting for earrings. Screw backs are chosen as setting to secure more expensive earrings by holding them more securely in place. The lock is harder to take off because you have to rotate it many times.