清乾隆 仿汝釉倭角方壺 《大清乾隆年製》款

the gently tapered facetted octagonal body rising from a short splayed foot to a broad shoulder surmounted by a waisted neck, evenly covered overall save for the footring with a translucent pale greyish-blue glaze densely suffused with golden crackles, the base inscribed with an underglaze-blue six-character seal mark

A closely related vase was included in the exhibition Shichō Tōji [Porcelain of the Qing dynasty], Kunryudo, Tokyo, 1995, cat. no. 36. See also a very similar Ru-type octagonal vase offered in this sale, lot 3650.