The Yin Yang Large necklace from Mystery Joy belongs to the Protection Collection. Crafted in 18K gold and illuminated with lab-grown Lab-Grown Diamonds, the design expresses harmony and duality in a bold yet timeless statement piece. Material: Gold Karat: 18K Stone: Lab-Grown Diamond Stone Carat: 0,44 ct Stone Type: VS Chain length: 68 Does it come with certificate?: Yes Can the piece be engraved? Yes