About the brand: Founded by Coco Chanel in 1910, this French luxury fashion house revolutionized haute couture. Chanel offers exceptional and uncomplicated fashion, accessories, beauty, and luxury goods. This is an authentic, pre-owned Chanel piece. It's possible that there may be some gentle wear. 18-karat white gold Round-cut Prong-set Diamond = approximately 0.76 ct. tw. Amethyst & Pink Tourmaline & Aquamarine & Blue Topaz gemstones Earrings drop approximately 2.5in European backs Please note: For earring pairs, ct. tw. refers to the total carat weight of all diamonds and/or gemstones for both earrings combined. It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care. Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined. Our products are 100% genuine. In some cases we purchase merchandise from trusted independent suppliers and not directly from the brand owner. In all cases we stand by the authenticity of every product sold on our site.