Immaculate House, Prime Central London, Search Mandate

I am currently searching on behalf of a retained client for an immaculately finished 4 bedroom 2 bathroom house in a Prime Central London residential address. The house should be 3000 sq ft+ with a garden.
Idealy located in one of the following postcodes, W8, W11, W14, W2, SW7, SW5, SW3, SW10, SW1, SW5.
Please do get in touch if you are thinking of selling or indeed if you are aware of any suitable property.