Watermelon Tourmaline Ring - 4.58CT (NJR326)Description Red, white and green; colours seen in a fresh slice of watermelon are displayed beautifully in this natural tourmaline ring. Appropriately termed as the watermelon tourmaline, this unique gemstone has all 3 colours of the watermelon represented in horizontal layers, with each colour blending beautifully into the next. This tri colour tourmaline is set in 18K white gold with natural diamonds lightly decorating the white gold ring band. This