Patek Philippe scored CHF 31,000,000 (US $ 31.2 million) on November 9, 2019 in Geneva for the charity auction "Christie's Only Watch" unique reference number. 6300A-010 Stainless Steel Grandmaster Chime became the most expensive watch ever sold.
Expectations were already high when Lot 28 came to the block. Some speculated that the Grandmaster Chime, despite its low estimate, could go from CHF 2,500,000 to CHF 3,000,000
Personal Rolex Daytona, the former record holder of the most expensive wristwatch ever sold. The piece went in for $ 17,752,500
Auction in New York two years ago.
But when a bidding war escalated in the final minutes of the sale, the room became quiet as the price passed the $ 24 million mark and overtook Patek Philip in 1933
Henry Graves super complication
Pocket Watch (sold at a 2014 Sotheby's auction for a record $ 24 million), and the audience realized that history was written. (Christie's did not disclose the identity of the bidder.)
The Grandmaster Chime was created on the occasion of the 175th anniversary of Patek Philippe in 2014. As the most complicated wristwatch of the brand ever built, the piece literally made noises. With several eye-catching features among his 20 complications on two dials, it was a testament to Patek Philip's long-standing mastery in complications.
The brand invested seven years and more than 100,000 hours to create the piece with Patek's first grande sonnerie (French for "grand strike"), which automatically beats the hour and fifteen minutes every 15 minutes , It is paired with a little sonnerie that automatically rings the hours and quarters without repeating the hours in each quarter, and a minute repeater that rings hours, quarters and minutes on request.
In addition to these traditional percussion features, the clock features modern ringer complications such as a patented alarm clock that displays the wake-up time as a minute repeater, and a patented date repeater that displays the date when needed.
Grandmaster Chime has six patents, including one for the mechanism that allows you to easily pivot and lock the engraved, double-sided case so you can choose which of the two dials you want to flaunt.
The unique stainless steel design features a rose gold dial (or "salmon dial") labeled " The only " and ebony black dial Independent watchmaker FP Journe set a sales record with the Astronomic Blue of 1.8 million CHF.
The independent watchmaker F.P. Journe also set a sales record with the Astronomic Blue. Lot 11, a prototype specifically designed for Only Watch, was sold for CHF 1.8 million, a record for the most expensive F.P. The first piece ever to be auctioned.
And Lot 37, the two-tone CODE 11.59 of Audemars Piguet Tourbillon Openworked, scored a hammer price of CHF 1 million, well above its estimate of CHF 190,000 to CHF 240,000.  In total, the two-hour sale of 50 donated unique items totaled a record 38.59 million Swiss francs (38.86 million US dollars), with Patek Philippe earning the lion's share of the money for research into a cure
Muscular dystrophy (DMD), a genetic condition that affects one in 3,000 male births worldwide. To tie this figure together, the biennial event totaled around $ 40 million compared to the previous seven issues.
"Breaking records is obviously a source of pride and happiness," said
Founder of Only Watch and president of the Association Monégasque contre les Myopathies, which supports scientific and medical research on DMD, in a press release. "What matters most today is the difference we can make in research against muscular dystrophies and for hundreds of thousands of patients and families around the world to make their lives better."