Marine Equation of Time 5887
Case in 950 platinum with delicately fluted caseband. Sapphire-crystal caseback. 43.9mm diameter. Water-resistant to 10 bar (100m).
Blue dial in gold, engine-turned. Individually numbered and signed Breguet. Hours chapter with Roman numerals and luminescent dots. Breguet facetted hands in 18k gold with luminescent material. Running solar hand with facetted golden sun. Days of the week in an aperture between 10 and 11 o’clock. Months and leap-year cycle in an aperture between 1 and 2 o’clock. Retrograde dates indication on an arc running from 9 to 3 o’clock. Power reserve in an aperture between 7 and 9 o’clock.
Self-winding movement with running equation of time, perpetual calendar, tourbillon and 80-hour power reserve, Cal. 581DPE. Numbered and signed Breguet. Small seconds and equation of time on the tourbillon axis. 16¾ lines. 57 jewels. Silicon escapement wheel and inverted lateral lever with silicon pallets. Silicon balance spring. Balance frequency 4Hz. Adjusted in 6 positions.
Alligator leather strap with gold folding clasp.
Also available in 18k rose gold with dial in silvered gold and anthracite movement: Reference 5887BR/12/9WV