1956 Mercedes Benz 300 SL Gullwing 16 February 2018 1956 Mercedes Benz 300 SL Gullwing, estimate $1,100,000 – $1,300,000, SOLD for $1,077,500 Auction: RM Sotheby’s Amelia Island 2018 Ryan Merrill ©2018 Courtesy of RM Sotheby’s