Jewelry ornament with clasp mechanism

A jewelry ornament for being adjustably affixed to a jewelry chain, the jewelry ornament comprising:

• an ornament body including a front side and a rear side, an upper end and a lower end that hangs lower relative to the upper end when jewelry ornament is affixed to the jewelry chain, a left side and a right side;
• a jewelry decoration formed at the front side of the ornament body, located to be seen when the ornament body is affixed to the jewelry chain;
• a plurality of openings formed adjacent the rear side of the ornament body and so located as to allow a free end of the jewelry chain to be threaded through the ornament body, in a manner that guides one strand of the jewelry chain to extend along the left side of the ornament body and a second, spaced strand of the jewelry chain to extend along the right side of the ornament body;
• a holding mechanism including a pressing surface that is configured to press on the first and second strands of the jewelry chain to immovably affix the jewelry ornament to the jewelry chain at a desired location along said first and second strands of said jewelry chain;
• and
• wherein the ornament body comprises a precious stone setting, a casing configured to receive in an interior space thereof the precious stone setting which is insertable and securable within the casing and said plurality of openings passing through wall surfaces of both said precious stone setting and said casing to enable the threading therethrough said first and second strands of said jewelry chain.