Most expensive painting of a seascape

Most expensive painting of a seascape
Who
Joseph Turner
What
6700000 UK pound(s) sterling
Where
United Kingdom (London,)
When
05 July 1984
Seascape, Folkestone, by Joseph Turner (1751-1851), sold at Sotheby's, London, UK on 5 July 1984 for £6,700,000 ($8,957,900).