Modern and strikingly unique, the trillion-cut stands out in a crowd of more typical designs. Fashioned in sleek sterling silver, this ring features two 5.0mm trillion-cut luminous lab-created opals, combining the milky-white hues of opal with a beautifully original rounded triangle shape. Diamond accents add an extra hint of sparkle. As October's birthstone, opal makes this ring the perfect birthday gift. Buffed to a bright lustre,