From brunch to the after party, this necklace will get you there in style! 14 karat gold plated sterling silver reversible necklace features black onyx with a black CZ center on one side and mother of pearl with a white CZ center on the other. Mother of pearl and black onyx are 20mm in diameter, round black CZ is 1mm in diameter and square white CZ is 2mm x 2mm. Necklace features a lobster clasp closure. .925 Sterling Silver