The Rockefeller emerald

This beautiful ring called the Rockefeller emerald is known as one of the most famous piece of jewelry in the world a rare emerald and diamond ring this masterpiece was created by Raymond Yard. Raymond Yard is considered one of the great Art Deco jewelers. Now lets get back on the ring, this octagonal Step-cut emerald weighing around 18.07 carats. surrounded on both side by trapezoid and circular-cut diamonds. Now where is this ring? Who owns it? Who has it? This ring was purchased by Harry Winston. Yes, this brilliant emerald was purchased by Harry Winston at Christie's auction for $5.5 million, making it the most expensive emerald sold in a auction this emerald ring was sold on $305,000 per carat.