Main stone being a 4.25 carat cushion-cut Tanzanite set in 14k yellow gold (YG). Tanzanite is a beautiful blue-violet gemstone and is known for its striking color and elegance. A cushion cut is a popular choice for gemstones, providing a classic and timeless look. Necklaces with precious gemstones like Tanzanite can be quite stunning and are often worn as statement pieces or as a part of special occasions.