A fine Art Deco diamond and aquamarine Necklace-Tiara by Lacloche Frères. Photo Christie's Imge Ltd 2002

The front palmette panel with pavé-set diamond buckle shoulders to a three-row rectangular-cut aquamarine band and diamond and aquamarine backchain, circa 1930, 41.5 cm. long, with fittings for a brooch and tiara, and also converts to a bracelet, in original blue leather fitted case by Lacloche Fres, 3 New Bond Street, London, W1. Signed Lacloche Frères. Estimate £18,000 - £25,000 ($27,936 - $38,800). Price Realized £27,485 ($42,657)

Christie's. IMPORTANT JEWELLERY. 27 November 2002. London, King Street - www.christies.com

Lacloche Aqua Tiara, convertable to necklace. Photo courtesy Lang Antiques.