Onyx & Bronze Eagle Ball Clock. Square green onyx base with gilt bronze wreath and turned onyx plinth, large figure of a bronze eagle with spread wings, has an original dark brown patina and supports the spherical glass timepiece on top. 6 in. painted metal dial with black Roman hour numerals is magnified by the glass ball front; has a Swiss movement, stem wind, pin set with lever escapement. Movement running. 17.5 in. high x 9 in. wide x 8 in. deep. Weight: 30.25 lbs.