An arts and crafts gem-set and enamel brooch, Tiffany & Co., circa 1910. Photo courtesy Bonhams

Centering a cushion-cut sapphire, flanked by old-cut peridots, within a navette-shaped mount, set with blue enamel panels, decorated with beads and wiretwist; signed Tiffany & Co.; sapphire weighing approximately: 2.50 carats; mounted in eighten karat gold; length: 1 5/8in. (loss to wiretwist and enamel). Estimate €3,800 - 5,300

Bonhams. 19 Jun 2013. New York. Fine Jewelry