An American gilt carriage timepiece

An American gilt carriage timepiece
Chelsea Clock Co., Boston, retailed by Tiffany & Co., New York
Date: 1920's
Movement: Rectangular, the backplate with circular cut out to view the lever escapement mounted on a sub frame
Dial: Circular silvered with applied patinated Arabic numerals, blued hands, within a gilt mask
Case: Corniche with beveled glass panels
Size: 5 ½ in (14cm) high including handle