(IDEX Online) - Leviev has unveiled two "Empress" diamond rings to honor British royals Camilla, Queen Consort and Catherine (Kate), Princess of Wales.It follows the US-based company's release of The Queen's Collection of 20 rings and other pieces in September, to mark the passing of Queen Elizabeth II."The Camilla" is a 6.4-carat emerald-cut gem with a $440,000 price tag. "The Catherine" is a marquis-cut, 8-carat stone for $328,000."Camilla and Catherine have captivated the world's attention with their disposition, reverence to the crown, and hopes for the future," said Chagit Leviev, president and CEO of Leviev Group USA.Leviev says it could create a necklace and earrings for buyers, to match each of the rings.Pic courtesy Leviev