An enamel and diamond ring, circa 1840, the circular blue enamel plaque set with a cluster of old brilliant-cut diamonds above a broad band, engraved with initials 'WM', ring size O.
An enamel and diamond ring, circa 1840, the circular blue enamel plaque set with a cluster of old brilliant-cut diamonds above a broad band, engraved with initials 'WM', ring size O.