RUSSIAN GUILLOCHE SPIDER PIN, ca 1900: Detailed figural brooch of 14k rose gold (acid tested & Russian 56 marked) with the main body topped in deep dark purple guilloche enameling, upper body and head set with diamonds and amethyst cabochons, each leg with diamonds at the knees and a bezel set amethyst at each lower joint, please note very small ding in one foot, under belly of open work gold centered by bezel set amethyst cabochon with matching stone to body. Approx. 93 diamonds set in white gold totaling approx. 1 to 1 1/2 cts, 41 grams, stick pin with spiraled top marked 56 (zolotniks) BA (Johan Victor Aarne pre 1917 St. Petersburg Russia, known workmaster for Faberge), approx 3 1/2'' overall, body and head 1 1/2''l, fangs 1/2''. Est. $5000/7000**