nickel lever movement mono-metallic compensation balance 37 jewels adjusted to 5 positions gold engine-turned rotor • silvered dial engine-turned center Roman numerals to the inner brushed ring Arabic numerals calibrated for 60 units to the outer brushed ring three subsidiary dials for 12-hour and 30-minute registers and constant seconds aperture for date at 6 oclock blued steel Breguet hands • 18k gold circular case raised chamfered bezel two round pushers to the coin-edge band enlarged domed crown with Breguet signature water-resistant-type back secured by six screws case dial and movement signed • with an 18k gold Breguet deployant clasp