Breguet Marine Hora Mundi - 5557br/ys/rw0

Brushed & polished 18kt rose gold case with Breguet's signature fluted case band.
Multi layered superimposed dial:
Blue main dial with an engraved waved pattern, 
World map with horizontal brushed finish & with turquoise borders depicting the shoreline.
Sapphire crystal top layer with meridian border.
Applied solid Roman numeral hour markers with luminous fill.
Flat brushed blue dial flange with luminous hour markers & dot minutes/seconds track.
Faceted hands, hour & minute hands with luminous filled tips.
Complications:
Dual preset time zones with instant-jump and synchronized date, day/night and city displays. This watch can memorize two separate time-zone settings.
Once the watch has been correctly set to the two desired time-zones, one can instantly toggle between the two via the button at the 8 o'clock.
Day/night indicator at 4 o'clock with the sun & moon hand hammered for realistic effect. The moon is rhodium plated for a grey appearance & the sun is rose gold.
Elongated date window at 12 o'clock with a u shaped hand encircling the current date.
Corresponding city indicator window located at 6 o'clock.
Breguet Caliber 77f1, beats at 28,800 vph (4Hz), contains 40 jewels & has an approximate power reserve of 55 hours. Fitted with a flat balance-spring in silicon & a Swiss straight-line escapement in silicon.