The world’s most valuable private jewelery collection is being auctioned for charity by Christie’s and is expected to fetch a record £120m.

Ahead of their sale, the late Austrian billionaire art collector Heidi Horten’s collection of more than 700 pieces of jewelery will travel around the world for interested bidders to see in person before hitting the auction block. (but also to be admired by common mortals).

Horten – who inherited an estimated £2.7 billion when her husband, department store magnate Helmut Horten, died in 1987. Heidi Horten died in June 2022 without any direct heirs.

The most valuable private jewelery collection will be auctioned May 3-15 both at the house’s headquarters in Geneva and online, and currently top pieces from the collection are on public display at St James’s auction room in central London until Wednesday, it says

Other stops on the world tour include New York, Dubai, Singapore and Taipei.

The impressive jewelry

The collection includes a Cartier white gold and diamond ring with the Sunrise Ruby, the world’s most valuable non-diamond gemstone, which Horten bought for $30.4 million at auction eight years ago.

The rare 25.59-carat “pigeon’s blood” Myanmar ruby ​​is described by the Swiss Gemological Institute as a “unique treasure of nature” and is expected to sell for $15-20 million.

The stunning jewels in the collection include the 362 carat Great Moghul carved emerald necklace by Harry Winston, a 47 carat parallelogram diamond ring and an elegant yellow diamond bracelet by Tiffany & Co.


There are also Bulgari creations appearing for the first time at auction.

Sources: APE-MPE, Christie’s