- A natural Colombian emerald weighing 2.06 carats measures 8.10 x 7.52 x 5.56 millimeters. It has an octagonal step cut and a vivid green color. The clarity is enhanced slightly. It comes with a CDC Swiss Gemstone Report No. 22011627. This emerald displays the characteristic color of the renowned Muzo mining district. It is elegantly framed by a matched pair of Asscher-cut diamonds in a refined platinum mounting.Â