For sale new with tags lariat style necklace made by Trifari.  This necklace has 21 black gemstones which might be marcasite.  The biggest stone is teardrop shaped and is 0.50 inches in length and 3/8 inches in width.  The other 20 stones are round in shape and smaller than the teardrop stone.

The necklace has a black chain which measures 18" with the extender and has a lobster closure device.  

Very delicate and beautiful