Black Onyx and Sterling Silver Necklace

Dramatic black onyx necklace having 9 double sided argyle faceted (diamond shape) cut back onyx 1 1/4” stones secured in sterling silver bezels. The necklace ends in a sterling silver “ S “ clasp stamped “925” with 4 sterling silver rings making the necklace lengthen from 18” to 19”. New, never worn, part of the unsold stock from my jewelry boutique and I’m selling it at 2019 prices.