Oppenheimer Blue diamond made history in 2016 as the most expensive jewel ever sold at auctio.

The diamond is also the largest vivid blue diamond ever offered at auction, with its rectangular cut weighing 14.62 carats and previously belonging to Philip Oppenheimer.

The previous record was held by the Blue Moon Diamond, which sold for $48,600,000.

Bidding opened at 30 million Swiss francs at Christie’s in Geneva and was ultimately sold for $57,600,000 to a phone bidder after an extensive 20 minute battle.