Breguet Marine Tourbillon 5577

The Breguet Marine Tourbillon 5577, reference 5577PT/Y2/5WV, has a 42.5mm round case in 950 platinum with a sapphire caseback. The dial is a sunburst blue finish in gold, fitted with luminescent hands and hour-markers and an off-centred chapter ring. It is powered by the self-winding Breguet calibre 581, featuring a peripheral oscillating weight, an extra-thin tourbillon with small seconds on the tourbillon shaft, and an 80-hour power reserve. The watch is fitted with a rubber strap and is water-resistant to 10 bar (100m).