This 14k Gold Plated Brass Marcasite Necklace with Onyx is a vintage piece with a modern twist, perfect for various occasions like engagements, weddings, birthdays, and more. The necklace features a black onyx stone in a baguette shape, set in a herringbone chain with a lobster closure. The brass base metal is plated with 14k gold, making it nickel-free and suitable for those with sensitive skin. Handmade in Thailand, this statement necklace exudes beauty with its Western and Bohemian theme, making it a unique and stylish accessory for any unisex adult.