Jewelry article which can be disassembled

Jewelry article with an ornamental element, comprising:

• a ring nut with an internal seat which is provided with an internal thread and which is provided at one end of the ring nut with a first opening for introducing the ornamental element in the internal seat and at an opposite end with a second opening from which the ornamental element is designed to emerge without being able to pass completely through said second opening;
• a closing cap which closes the first opening after an introduction of the ornamental element into the internal seat in order to keep the ornamental element in the internal seat;
• the closing cap comprising:
• a first disk with a first face and a second face opposite to the first face and a side edge surface between the first face and the second face which is threaded in a complementary manner to the internal thread in the ring nut so as to be screwed into this ring nut;
• a second disk with a first face which is designed to form an external closure surface of said first opening of the ring nut and an opposite second face intended to rest against the first face of the first disk;
• the first and second disks being coaxially fastened together.