A solid 14k yellow or white gold clasp for a 3 row pearl necklace.
A penny is included in the picture when it is separated to give you a sense of dimensions.
As you can see from the picture, the clasp is stamped with a secured lock. And the length from top to bottom is about 3/4″ or so.
A necklace with the clasp is for illustration purpose only showing how the clasp works as you will hook the clasp into the slot and push it in or take it out from one side only, the necklace is not included.