Lot 32. An Abbasid white tin glazed cusped pottery bowl, MEsopotamia, 9th-10th century. Estimate GBP 7,000 - GBP 10,000 (USD 10,794 - USD 15,420). Price realised GBP 8,750 (USD 13,484) © Christie's Images Ltd 2011

Rising from a short foot to rounded body with vertical cusped sides, white tin glazed covering both the exterior and interior, repaired breaks - 4½in. (11.4cm.) diam.    

Christie'sArt of the Islamic and Indian Worlds, 6 October 2011, London, King Street