Recently refurbished to an exceptional standard, every room has been designed with a level of detail more often associated with a private members’ club than a home. The result is one of the square’s most incredible interiors, combining classical proportions with a modern palette of marble, bronze and bespoke cabinetry throughout. The apartment unfolds across the ground and lower ground floors, connected by a sweeping internal staircase and served by a private lift. The ground floor begins with...