SETH THOMAS #1 OFFICE CALENDAR CLOCK./ Seth Thomas office calendar #1. The clock is weight driven. The upper and lower dials have been refinished. The clock has a good early cast iron weight. Inside the door has a early Seth Thomas label directions for setting up this clock. The calendar drums appear original. The underhand and upper hands are original and correct for the clock, the bluing is stained. The pendulum bob is a solid brass bob with a number of minor dings, dents, scratches, and nicks. The rosewood veneer is in overall good condition with minor repairs and minor areas of loss. The case has a clean refinish. 19"W x 40.5"H x 6.5"D.