five bed apartment in hollywood siren 's former building in knightsbridge available to rent for £ 10,500 per week .
spacious luxury flat features five bathrooms , two large reception rooms , a study and a modern kitchen .
gardner moved to london in 1968 and made number 34 ennismore gardens her primary residency until her death .
she once described the home as her ` little london retreat ' and spoke of her love of its history and grandeur .