Handmade Necklace, Natural, Cushion Cut Faceted Black Spinel,925 Sterling Silver Black Onyx Toggle Clasp Necklace - Mother's Day Gift, Gift For Her, Gift For A Friend, Anniversary Gift... Necklace Size - 20.5 Inch Black spinel is one of my favorite gemstones. Spinel is a naturally - occurring gemstone that comes in several colors. This Spinel is a solid black and has vitreous ( glasslike, translucent) luster. And this is a good quality gemstone with no visible inclusion. A piece that can be worn on a formal as well as on semi formal outfit. And also a very elegant piece to have in your jewelry collection or give a gift to someone special! This lovely necklace will come in a 4316Designs box. Enjoy browsing the picture! P.S. The pictures do no do justice to this beautiful necklace !