Rocky star Sylvester Stallone's long-awaited collection of rare and vintage watches went to auction this week, and the 11-piece collection sold for $6.7 million, surpassing the original pre-sale estimate.

One watch, the Patek Philippe Grandmaster Chime, broke the record for the most expensive modern watch ever sold through Sotheby's after it garnered a bid of $5.4 million. It was originally estimated to sell for $2.5 million to $5 million.

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“The sale of the Patek Philippe Grandmaster Chime was a once-in-a-lifetime celebration, not only of a masterpiece from Switzerland's most revered watchmakers of technical excellence, but also of the legendary icon that is Sylvester Stallone, who has been a deeply influential and admired collector. for many decades,” Geoff Hess, head of Sotheby's watches, Americas, said in a statement.

In a video posted on Instagram, five candidates can be seen battling it out for hours in a bidding war that lasted nearly four minutes in front of more than 100 attendees.

The watch was eventually acquired by a private, anonymous collector based in Asia.

“I've had the privilege of owning some truly wonderful watches over the years, each with its own unique character and history,” Stallone said in a statement last month, ahead of this week's auction, to GQ. “I enjoy the collecting process as do many others in this passionate community who not only view watches as an accessory, but admire them for their history, craftsmanship, artistry – but most importantly – how they make them feel. “

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Other watches in Stallone's collection that were sold included timepieces from luxury brands such as Cartier, Rolex, Piaget and Panerai.