Antique 1900 diamond and ruby three stone gypsy ring in 18kt gold

Antique 1900 diamond and ruby three stone gypsy ring in 18kt gold. Centrally set with a cushion shape Old Mine cut diamond in an eight rayed star setting, flanked by two round mixed cut rubies in triangular grain settings, to a three stone plaque design with incised decoration featuring integrated shoulders with deep scrolling, tapering and terminating to a solid angular shank. Hallmarked 18kt gold, Chester, 1900.