A diamond tiara-brooch-ring combination, circa 1900. Photo Bonhams.

The central sunburst and crescent moon motifs above a large cushion-shaped diamond, on a scrolling frame of shooting stars, set throughout with old brilliant-cut diamonds, mounted in gold, principal diamond approximately 1.75 carats, remaining diamonds approximately 14.00 carats total, brooch, hair ornaments, ring and tiara fittings and screw supplied, fitted case by Cav. Vincenzo Giura Giojelliere, Napoli. Estimate £18,000 - 20,000 (€22,000 - 24,000)

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