Classic large 70s style here. A colorful piece of polished Abalone shell is bezel set in a gold filled mounting by the W. E., Richards Company. The pendant measures slightly under 2 inches x 1 ¾ inches. The oval abalone shell measures 40mm x 30mm. The pendant has an attached cartouche marked '1/20 12kgf' and bearing the initial monogram mark of the manufacturer. The chain is a heavier open link rope and the spring ring is also marked for 12 karat gold filled material.