The Seiko 7A38-7070 watch movement is equipped with a chronograph function, allowing the measurement of elapsed time. The movement features an analog display, utilizing traditional hour, minute, and second hands. Powered by a quartz mechanism, it ensures accurate timekeeping. Additionally, the 7A54A movement incorporates a moon-phase display, depicting the current phase of the moon. It also includes a calendar function for the indication of the date. With 15 jewels, the movement offers reduced friction within the mechanical components, aiding in smooth operation and longevity.