Black necklaces are a must-have jewelry piece for fashionable women, with black onyx being a red-hot trend that adds a touch of sultry uniqueness. Crafted from real 14k gold containing 58.5% pure gold, this high-quality necklace is designed to resist tarnishing, making it ideal for sensitive skin. The pendant measures 0.67 x 0.29 inches, while the chain features a 16-inch length with 2 inches of extension for adjustable sizing to fit most women comfortably for daily wear. Presented in an elegant gift , this black onyx necklace makes a perfect present for loved ones, including wives, girlfriends, mothers, grandmothers, sisters, daughters, or best friends. We offer lifetime after-sale service and welcome any quality testing of our gold jewelry. Contact our customer service team for any inquiries.