Intricately crafted and punctuated by bold color, Balissima by EFFY Collection's standout pendant is a must-have piece. Necklace is crafted in woven sterling silver and showcases an oval-cut onyx (4-1/3 ct. t.w.). Approximate length: 18 inches. Approximate drop: 1/2 inch. Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care. All gemstone carat weights (ct. t.w.), if mentioned, are approximate; variance may be .05 carat.