This necklace is made up of two pieces that can be worn together or separately. A jasper beaded necklace is finished with a sterling silver closure. There is also an Agate pendant set in sterling that is made to be easily put on or taken off the necklace.
Both pieces are marked.

Detailed measurements:

Overall Length - 21 inches
Width - 1.5 inches

This item is sold from an excellent, highly rated vintage boutique in Austin, Tx.