Natural Emerald from Zambia. Emerald weight till 4 ct. Spinel shape/cut Cushion. Buy a natural octaggon cut weight 3.59 carats total. Emerald available to order, worldwide delivery. This gem is certified and its photos, video and lab certificate are available on our gems online store. The value of the stone is good considering its properties and effects. Gemstone suitable for a spinel ring or a spinel pendant .