Breitling Transocean 2025 Perpetual Calendar Moonphase Chronograph. Timeless design, perpetual calendar, and impeccable. Second / date, 30 minute / month and 12 hour / day of the week.
It features a complete calendar (day, date, month and moon phases), and only needs adjustment every 1,461 days (during a leap. 60 second, 30 minute and 12 hour.