A Barbara Bixby Ram Sterling Silver 18 Karat Gold Highlight Citrine Chalcedony Bull Cow Enhancer Pendant. Visit our shop for awesome retro photos, vintage jewelry, sports memorabilia & home decor. Size: 2" High x 2 1/2" Across Material: Sterling Silver/18 Karat Gold Highlight/Citrine/Chalcedony Condition: Excellent. Year: 1980’s Signed: Unsigned. Inventory #: 3117 Barbara Bixby Ram Sterling Silver 18 Karat Gold Highlight Citrine Chalcedony Bull Cow Enhancer Pendant