14 Karat carved Aquamarine & frosted aquamarine signet ring

One unique 14K yellow gold carved Aquamarine with frosted aquamarine, circa 1970. The round carved aquamarine measures approximately 12.50mm in diameter, and a secondary aquamarine beneath it with a frosted appearance is approximately 18.00mm in diameter. 19.32mm wide, 12.5mm rise from finger, weight 12.5 grams, size 7 (resizeable), hallmark 14, JJ (the designer)