This Rosarium(tm) ring is designed by Esther Lee. It is a magnificent design that was conceived and formed by the designer herself. These Esther Lee creations Rosarium(tm) rings are used carved agate stone in both 14K and 18K white and yellow gold. This black stone never changes its color. This unique Rosarium(tm) ring is inspired by the Glory of God and the beauty he instills in this world of ours. This ring is a perfect reminder of God's mercy and benevolence. There are 2 kinds of plating is available, either 14K white gold or 18K yellow gold. When you order it, please be sure to choose which plating you prefer between white and yellow gold plating