Puka rings are custom made on order. Various colors, shapes and sizes will come as each puka shell is handpicked from the shorelines for its unique and natural beauty. These sea gems are fixed in hammered 14k gold filled open rings. Ring sets will come in cases of 3. Options include small (6), medium (7), and large (8). Photo is an example of the unique color brilliance these shells can come in. Colors can vary from yellow to brown.