12.97 X 11.81 X 10.42mm. +Message for optional custom jewel design options. The item "GIA Certified 10.16ct Natural Colombian Green Emerald Square Cut Prime Vivid" is in sale since Thursday, November 22, 2018. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Emerald\Natural Emeralds". The seller is "avisdiamond" and is located in New York, New York.This item can be shipped worldwide.