A Dark Tenmoku Glazed 'Hare's Fur' Tea Bowl, Song Dynasty (960-1279 AD). Photo Stockholm Auktionsverk

with deep conical sides, the interior and exterior covered in a lustrous black glaze finely streaked with brown 'hare's fur' markings, thinning to brown at the rim and pooling in a line above the neatly cut foot to reveal the coarse ware fired to brown, diameter 12.5 cm; nick. Estimate SEK 2 000-3 000 ( 240-360)

Stockholm Auktionsverk. Fine Art & Antiques.  4-6 December 2012. http://auktionsverket.com