An 18th century Iberian gold and emerald pendant. Photo: Bonhams.

Designed to be the centrepiece of a choker, the double-loop bow surmount with openwork and engraved floral and foliate decoration, suspending a quatrefoil cross, connected by a highly stylised floral motif, the whole set throughout with table-cut emeralds in box-collet settings with additional scrolling and beadwork, foiled closed-back settings throughout, the reverse with further engraving, mounted in yellow gold, length 11.0cm. Estimate £6,000 - 8,000 (€7,300 - 9,700)

Bonhams. FINE JEWELLERY. London, New Bond Street, 30 Apr 2014 - www.bonhams.com