18kt white gold Classic Akoya pearl earrings from YOKO LONDON featuring 18kt white gold, Akoya pearl, solitaire cut, diamond and push-lock fastening. These earrings come as a pair.. Conscious: We've partnered with Good On You – an ethical agency that rates how sustainably brands perform. This item comes from a brand that performs well in relation to their impact on people, which ensures good working conditions in the supply chain..