A green and blue enamelled silver gilt archers ring, Lucknow, probably late 18th century

Of typical form, decorated with blue and white flowers on long leafy green stems, a thin band of blue to edges, further scrolling green vine to underside - 1 3/4in (4.3cm) long - Estimate : £1,200 - £1,500 ($2,119 - $2,649)

Christie's. Islamic Works of Art & Textiles. 6 October 2008. London, South Kensington. www.christies.com