SIGNED TIFFANY & CO. 18K YELLOW GOLD, DIAMOND AND RUBY "BEE" PIN. Body of bee set with 17 brilliant-cut round diamonds together weighing approximately .37 ct.; two round rubies set as eyes. New, with original stamped suede case and blue Tiffany & Co. box. Accompanied by Tiffany & Co. appraisal certificate, February 2001. Estimate $600-900