14ct white gold pear cut black opal measuring 13.4mm by 10.6mm surrounded by brilliant cut diamonds with fancy diamond set open shoulders approximate black opal weight 3.34ct approximate diamond weight 0.78ct ring size m carat 14ct white gold height 17.7mm width 14.2mm weight 6.8g opal carat 3.34ct approx. Diamond carat 0.78ct approx. Diamond cut brilliant pre owned jewellery is a diverse collection made up of unique, one off pieces. All of our pre owned jewellery is assessed by our team of experts and we are constantly working hard to ensure we bring you the very best quality and value. Our pre owned items also come with our 12 month warranty for your peace of mind. Alternatively, to make enquiries or view items in person please call or visit your local t.h. Baker store. Click here to find your nearest store