Barbara Bixby Multi Gemstone Cross Enhancer. SS/18K. Green button-shaped Cultured Freshwater Pearls top off each tip of the colorful cross, while a signature flower of Blue and White Topaz takes the center stage. Sterling silver, 18K yellow gold. Total gemstone weight is approximately 4.05 carats. Cultured Freshwater Pearls measure approximately 6.5mm. Cross design with bar-set Yellow with a hint of green Quartz tapered baguettes; prong-set, pear-shaped Amethyst gemstones; 18K yellow gold signature flower comprised of prong-set, round Blue Topaz and a White Topaz center with zigzag motif. Oxidized finish. Snap hinge bail with a figure-eight safety catch. Including the bail, measures approximately 2-1/2″L x 1-7/8″W.