A clasp which has a primary body and a secondary body couples an elongated member. A bore has a groove within the primary body. A rod has a leg coupled to the secondary body and slidably engages the groove. A shaped locking channel is coupled to the groove. The leg engages with the shaped locking channel for coupling and decoupling the primary body with the secondary body.

Jewelry with a clasp having a first end, a second end, a swivel lock rotatably mounted on a hinge pin to the first end and releasably engageable to the second end. One end includes a male component that is inserted into the other end, and the second end defines a channel. The swivel lock includes a component that is received in the channel to prevent unintended separation of the first and second ends. A ball and spring is provided to prevent unintended rotation of the swivel lock.