A 110.03 ct. pear-shaped fancy vivid yellow diamond known as the Sun-Drop Diamond is expected to rake in $11 million to $15 million at Sotheby’s Nov. 15. auction in Geneva.

The diamond ranks as the largest known pear-shaped fancy vivid yellow diamond in the world, and has a purity of VVS1. It was exhibited earlier this year at London’s Natural History Museum. The rough was discovered in South Africa in 2010, and was cut and polished by Cora International. �

“This stone has immense presence and is truly stunning,” said David Bennett, chairman of Sotheby’s jewelry department in Europe and the Middle East and co-chairman of Sotheby’s Switzerland, in a statement.