18kt white gold 18kt white gold Novus South Sea pearl and diamond ear cuff from YOKO LONDON featuring South Sea pearl, AA quality pearls, round cut diamonds, G/VS diamonds colour and clarity and drop design. Please consider that this is sold as a single earring.. This piece comes with a certificate of authenticity.. Pearls should be the last thing that you put on in the morning and the first thing you take off at night. Avoid contact with perfumes or creams, and simply wipe with a soft cloth to clean..