18kt Yellow Gold Green Emerald and Diamond Ring. 6.50ct Green Emerald.18kt yellow gold green Emerald and diamond ring. This ring features an emerald cut green Emerald weighing approximately 6. 50 carat weight having a good colour and hue. It is surrounded by a halo of Brilliant cut diamonds weighing 25 x 1. 80 total carat weight of (VS) in clarity and (J) in colour. Current finger size: 6 1 2. This ring can be resized. Very Good Condition. Accompanied by a Van Rijk appraisal certificate