Timeless purple-blue color Tanzanite Gemstone bangle Metal: solid 18k yellow gold Bezel set faceted round Tanzanite gemstone Tanzanite Gemstone: approximately 2.58 total carat weight Circumference: fits wrists up to 6-7 inches Rhodium: No All carat weights are approximate Almost all gemstones have been treated to enhance color and clarity and require special care. All Lo Spazio Jewelry has been custom designed and handcrafted in California, USA