3.21 Carat Green ZAMBIA Oval Emerald GRS

This is a 3.21-carat emerald of oval cut from Zambia, presented as a loose stone. The stone has been treated with oil, a standard practice for emeralds to fill surface fractures and improve clarity. It carries certification from the Gemological Institute of Switzerland (GRS), documenting its specifications and origin. The emerald is suitable for setting into jewelry or can be kept as a collector's specimen.