This one is soo beautiful! measures approx a 58mm (inside diameter) weighs: 61 g Colors are gorgeous combination of green & white floating clouds 100% all natural genuine Grade A highest quality, no dyes, no enhancements, black light tested Genuine gemstone mined in Burma, known for the worlds' best resource for jadeite jade gemstones Handcarved & polished to perfection, cold to the touch with very tiny stone lines seen inside the stone through flashlight, indicating it's genuine jade all made by mother earth Comes with certificate of authenticity