W1K 2BJ
Balfour Mews, 
Mayfair, W1K
3,189 sq. ft. Quiet mews near Mount Street 18th-century façade, modern interior Open-plan living, high ceilings, oak floors Bespoke Minotti kitchen, Gaggenau, Miele appliances Four en suite bedrooms Staff quarters Principal suite with private terrace Media room, gym, utility room Two private terraces