18k white gold hand finished natural Paraiba type tourmaline & diamond ring It has a 2.59mm -5.84mm wide rounded tapered shank and split flow up shoulders. Each shoulder is claw set with eighteen 1.60mm (0.018ct), brilliant cut, good make F colour VS clarity diamonds. The setting sides are grain set with twenty-two 1.00mm (0.005ct), brilliant cut, good make F colour VS clarity. The white gold cluster is claw set with one 10.22mm x 7.73mm x 5.62mm oval cut natural Paraiba type tourmaline weighing 3.10 carat. It is surrounded by forty-eight 1.40mm (0.01ct), brilliant cut, good make, F colour VS clarity diamonds. The main stone is full described on GIA report number 6412366616 #100113