Deal sealed on ‘one-off’ £18.5mn Mayfair mansion

The ‘utterly exquisite’ South End House in Twickenham was once home to the poet Walter de la Mare

Grand South Street townhouse once belonged to the brilliant founder of the London Underground and designer of Churchill’s wartime bunker.

Agencies collaborate on a chunky sale on prestigious Chester Square; 'there is recognition amongst buyers that prime central London is a real ‘buy’ in global terms', says Savills' Richard Gutteridge.