VINTAGE pyrite in Sterling Silver pendant necklace

vintage , comes gift boxed. a pyrite faceted in a checkerboard cut bezel set in a sterling silver frame. stamped 925 at the back of the bale. There is, at the arrow, either a small chip or part of the pitting in the stone what may look like a chip. In any case it is not noticeable when worn. I have provided a brand new leather cord of 18". price firm, thank you, unless bundled in 3 plus items.