An aquamarine mesmerizes like a liquid pool in this vintage engagement ring. Barrel faceted mixed cut in shape, the aquamarine is set in an elaborate filigree mounting. A close look at the fancy filigree band reveals an explosion of flower blossoms, butterflies, curlicues and milgrain trim. Details: Antique. Circa 1930. 14k white gold. Aquamarine, 1.99 carats.