Lady's 18K Yellow Gold Emerald & Diamond Ring. Ring Size: 6 (Can be Resized to Fit Most Any Finger.) Contains: One Natural Emerald Cut Emerald. Weight Approx: 3.10ct, Color: Green, Origin: Colombia. Two Natural Trilliant Cut Diamonds. Weight Approx: 1.00cttw, Color: G, Clarity: VS2 / SI1. One Natural Round Cut Citrine & One Natural Round Cut Ruby. Weight Approx: .10cttw, Color: Yellow & Red. What you are looking at is a finely fashioned, natural Colombian emerald & diamond ring. The emerald is as good as an emerald can get, and it is sitting in a unique 18k yellow gold handmade mounting with a well matched pair of trilliant cut diamonds. The diamonds are of high color & clarity. But that is not all! On the bottom of the shank there are two gemstones, a ruby & a citrine (pictured below). This is a recent estate release! We have been allowed to sell the ring at half of appraisal, and she is amenable to any other reasonable offers in the periphery of the appraisal.