1957 Mercedes Benz 300 SL Roadster 16 February 2018 1957 Mercedes Benz 300 SL Roadster, estimate $1,000,000 – $1,200,000 Sold for $1,094,000 Auction: RM Sotheby’s Amelia Island 2018 Ryan Merrill ©2018 Courtesy of RM Sotheby’s