An arts and crafts aquamarine, chrysoprase and enamel pendant necklace, Tiffany & Co., circa 1910. Photo courtesy Bonhams

Centering an oval-cut aquamarine, within an openwork surround, enhanced by green enamel foliate motifs, detailed with cabochon chrysoprase, suspended from a fancy-link chain; signed Tiffany C. for Tiffany & Co.; mounted in eighteen karat gold; length 17in.; pendant length: 1 1/2in. Estimate:  $4,500 – 6,500

Bonhams. 19 Jun 2013. New York. Fine Jewelry