The Rolex Cosmograph Daytona "Rainbow" sold for $612,000 through First State Auctions, the most expensive watch ever auctioned in Australia. Image: First State Auctions

Mystery tech founder’s Rolex just broke Australia’s watch auction record

The 18-carat gold Daytona drew 60 bids from three countries before selling to an anonymous US investor, eclipsing a record set by the same collector who consigned it. Australia has a new most expensive watch. A Rolex Cosmograph Daytona “Rainbow” sold for $612,000 through Sydney-based First State Auctions on Sunday night, comfortably clearing the previous […]