ANTIQUE RUBY, EMERALD, DIAMOND AND ENAMEL BROOCH

ANTIQUE RUBY, EMERALD, DIAMOND AND ENAMEL BROOCH
The enameled Renaissance Revival openwork brooch with a round ruby surrounded by old mine-cut diamonds and emeralds

Metal: Yellow gold (tested)
Stones: Ruby measuring approximately 6.0 x 6.0 x 4.0 mm and 4 emeralds
Diamonds: 12 old mine-cut diamonds, 4 rose-cut diamonds
Size/Dimensions: 2 1/8 x 2 1/8 inches
Marks: None
Circa 1880