Lafonn Simulated Opal October Birthstone Halo NecklaceThis Lafonn simulated opal birthstone halo necklace offers a soft glow that makes it a favorite for October birthdays or anyone who loves iridescent color. The center features a 6mm round cut simulated opal that displays shifting pastel hues. It is surrounded by a halo of twenty Lassaire simulated diamonds totaling approximately 0. 20 carats. The entire pendant is crafted in sterling silver bonded with platinum for a bright finish that resists