Marvelous antique brooch with over 20 carats in natural gem-quality Aquamarines (from the Santa Maria mines in Brazil) and approximately 1 carat in rose-cut diamonds all set in antique silver-topped over 14k rose gold bottom. Center Oval modified brilliant-cut, gem quality Aquamarine has an AGL certificate & is approximately 3 carats, 33 round brilliant cut Aquamarines (average 0.55 to 0.75 carat each) for a total weight of over 20 carats. All Natural color, no heat enhancement. This is one of a kind antique piece! 45 x 40mm (1 3/4" X 1 1/2"). Circa 1900.