18-karat yellow gold Gemfields Zambian Emeralds necklace This stunning Necklace is handcrafted in 18K gold and features 6.59 ct Gemfields Natural Zambian Emeralds. This updated and modern iteration of a classic necklace allows your favorite pieces to be delicately displayed while still keeping a cool, casual aesthetic. This timeless necklace is versatile enough to layer for a casual style or dress it up for any special occasion.