Reverse Set Black Diamond Halo in 18ct White GoldA stunning ring featuring a reverse set cushion cut natural black diamond with a tw. of 0. 97ct at its centre. Surrounding the central stone and adorning the shoulders are grain set G SI1 round brilliant cut natural diamonds with a tw. of 0. 61ct. Handmade in 18ct white gold. This ring is currently made to fit a finger size of "M". We offer complimentary resizing up or down two sizes.