This document provides details on 20 luxury residential properties for sale in London, ranging in price from £2,470,000 to £3,500,000. For each property, key details are given such as address, property type, number of bedrooms and bathrooms, price, and brief description of accommodation. The properties include houses, flats, and maisonettes in various prime central London locations such as Kensington, Chelsea, Mayfair, and Marylebone. Tenures include both freehold and leasehold, and floor areas range from 88 square meters to 226 square meters.