c1780 18K Monogrammed Bullseye Agate Ring
Located in Baltimore, MD
This reddish sardonyx agate stone is known as an eye agate or a bullseye agate, a banded agate that is cut en cabochon extremely fine so that the bands form concentric circles. Durin...
Antique 1780s British Georgian Fashion Rings
Agate, 18k Gold









