A large Kashan lustre jug, Persia, circa 1200. Photo: Sotheby's.

the body of bulbous form on a gently spreading foot with straight cylindrical neck and attached strap handle with small thumbpiece, the body moulded with entwining geometric shapes, decorated in honey-coloured overglaze lustre with foliate scrolls and one seated figure in the central star, interior of neck with calligraphic inscription on a blue glaze ground; 23.1cm. height. Estimation 7,000 — 10,000 GBP 

PROPERTY FROM THE GUERRAND-HERMÈS COLLECTION

Inscriptions: Inside the neck:  repetition of a word, possibly al-birr ‘Piety’.

This is an example of the Kashan style as classified by Watson. Comparable examples are in the ex-Ades Collection (illustrated in Watson 1985, pl.81), the ex-Jacques Matossian Collection (Soustiel 1985, p.104. fig.111), and Bahrami 1949, pl.XLIV. 

Sotheby's. Arts of the Islamic World. London | 09 oct. 2013 - http://www.sothebys.com