Rare 15.5 in. Miniature Vienna Regulator. 2.5 in. porcelain dial, chapter ring has black Roman hour numerals, brass bezel and blued hands; brass, time only, spring driven movement is in good condition, has gridiron pendulum with brass bob having a porcelain insert and beat indicator. In a miniature Vienna regulator case with ebonized trim, turned finials with teardrop finials, door has chamfered sides with turned columns. 15.5 in. high