18ct Rose Gold Diamond Coquina Free Form Pear Shape Ring, R228. This unique 18ct rose gold dress ring features a stunning organic shaped piece of Coquina stone, set into a solid 18st rose gold pear shaped setting and adorned with a single brilliant cut diamond, totalling 0.03cts and adding a touch of luxury to this contemporary and feminine dress ring.  All our Coquina jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform natural pieces of Coquina into these stunning pieces of jewellery. You can find other matching Coquina jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.