Royal Halo Clear & Blue CZ Stones Engagement Rings in Sterling Silver 925. Available size from 6 to 10, not including half sizes. Shine bright clear emerald shape CZ main stones with blue CZ stones rounded and blue CZ side stones. Marquise shape main stone size about 8mm x 4mm. Comes with free luxury gift box making this ring a great gift for a loved one or a treat for you. This royal and classic engagement rings is shinny the light of clear CZ main stone with blue CZ stones around, high polish sterling silver 925 reveal magnificent shine. The comfort fit interior design makes it ideal for everyday wear. Main stone shapes available in emerald, marquise and asscher.