The new Marine Équation Marchante 5887, a Grandes Complications watch, features a running equation of time, a perpetual calendar and a tourbillon.
Case in platinum or rose gold. Sapphire-crystal caseback. 43.9mm diameter. Dial in gold, engine-turned. Hours chapter with Roman numerals and luminescent dots. Breguet open-tipped hands in gold with luminescent material. Running solar hand with facetted golden sun. Aperture for days of the week, aperture for months and years, retrograde dates indication and power reserve.
Self-winding movement with running equation of time, perpetual calendar, tourbillon and 80 hours power reserve, Cal. 581DPE. Escapement wheel and spiral in silicon.