Natural Jade Bangle New and Unique. Size: 58.6mm / 5.86cm ( calling for big hands) Colour: Khaki greenish Serpentine jade without any treatment. 100% Natural. With Natural jade structure. Unisex. I am so into Jade and I bought a lot of them. I have collected more than 200 jade bangles and many small jade made accessories, e.g. pendants, rings, bracelets etc . But I never got a chance to wear many of them. All natural guaranteed.