Gold/Green Dangling Gemstone Long Single Strand Necklace

Gold coloured metal, green gemstones dangling throughout. Can be worn long single strand, doubled or even tripled. Circular claw closure, but non adjustable length. No brand info present. Not sure if this is a vintage piece, came in an estate sale lot with a lot of vintage pieces. Great condition! Measures approx 52.25 inches lying flat with the clasp undone.