To provide a catch for ornaments such as necklaces which enables accurate and firm linking of end parts of a ring along with higher attractiveness and moreover, facilitates the linking or releasing operations thereof.

In the catch for ornaments such as necklaces, the body 1 thereof connected to one end of the ornament such as a necklace is detachably linked to a link piece 2 connected to the other end thereof to form a ring. A recessed part 11 of a specified structure is cut in the body of the catch in the direction that makes it cross the axis of the necklace N and the link piece of a specified structure that is inserted into the recessed part of the body of the catch from the direction of crossing the axis of the necklace is inserted into the recessed part from the direction of crossing the axis. Thereafter, the link piece is turned down in the direction almost aligning with the axis so as to get a connection part of the link piece into a notch part 13 provided in the sidewall part of the recessed part.