I have not confirmed this piece, but the auction on Worthpoint shows that it has the famous ‘DURON Made in England’ sticker on the reverse.
Awaiting possible discovery at the National Archives, Kew Gardens, London.
Lady wall plaque by Duron
The site for everything to know about DURON, Paoli, Nieri and Bacci vintage african black chalkware / gypsum sculptures and figurines made in the 1950s and 1960s
1950s vintage chalkware statues 