Proof of the strength of the commercial property market in SE1 - if any were needed - is provided by the sale of a 0.7 acre site in Great Suffolk Street.
Londonewcastle bought the site on the corner of Great Suffolk Street and Lavington Street last year for £9.3 million.
Last month it sold the land on to student accommodation developer Unite Group for £19.4 million.
The site is currently used as a car park.
Archaeological excavations last year found a previously unknown 17th-century delftware kiln.
For the latest local news and events direct to your inbox every Monday, you need our weekly email newsletter SE1 Direct.