Beautiful Emerald with excellent cut - Oval cut shape is the most lovable shape in all kinds of jewelry IGI Certificate No. : 749567047 Natural Emerald - 2.97 Ct 10.63 x 8.44 x 5.31 mm - Oval Mixed Cut Transparent stone - Based on its gemological data, mining in " Zambia " Basically emeralds are oiled. It's by colorless oiling. Shipping to all over the world via express courier and on-time tracking. The photos are taken under white light. So it is representing 10% more color than natural color.