Series III, No. 6859
15-jewel N-size gilt shaped ¾ plate key wound and set movement with visible barrel, maintaining power and stop work, jewels in gold settings, bimetallic balance, blued helical spring, plain regulator with index on back plate, gold cuvette, white enamel dial roman chapters, 30-hour winding indicator, subsidiary seconds, gold hands, blued subsidiary hands, plain case

56mm, 181.2 grams