Fraser Bond are the leading lettings and property management agents for Excalibur - London SE6. Excalibur is a residential development from L&Q in Catford, London SE6. The existing 186 properties at Excalibur Estate are replaced with 371 new homes across 6 buildings. These include 143 flats and houses for sale in phases. New Homes For Sale The first phase provided 18, 1 and 2 bedroom apartments available for private sale. First phase completed in 2018. The apartments are finished to a high specification, with each stylish apartment benefitting from a private balcony. The light-filled, open.