The Tudor 80 watch movement measures 28.00 mm in diameter and is 4.40 mm tall. It is equipped with a quartz mechanism and features various functions, including central hours, central minutes, central chronograph seconds, a small seconds subdial at 3:00, a 1/10 seconds counter at 6:00 (which operates as a 1/10 seconds counter for the first 30 minutes), a 10-hour subdial at 6:00 (which counts hours after 30 minutes), a 30-minute subdial at 9:00, and a date window positioned between 4:00 and 5:00. The movement contains 13 jewels in the gilt Swiss parts and 6 jewels in the nickel components. It offers a battery life of approximately 54 months and is Swiss Made.