Rare hand faceted fire opal gemstone set in sterling silver band (hallmarked 925). Cut in our Tolpa Design studio. Cubic Trillion. Highly polished; excellent clarity and color! Weighs 1.05 carats and measures approx 8 x 7 mm. Triangular cut stone. Sometimes referred to as jelly opal. Opal is an October birthstone. An excellent choice for Mother's Day, birthday or Valentines Day. Ring fits sizes 6.5 to 7 due to the slim band. Shipped promptly and securely in a gift box. Insured.