A dramatic cushion-cut blue topaz (7 ct. t.w.) gives this radiant necklace—and your look—a resplendent sparkle. Beautifully accented with shimmering diamonds, the elegant design is crafted in 14k white gold. Approximate length: 16 inches. Approximate drop: 3/4 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.