BREITLING BENTLEY MULLINER TOURBILLON 5433
Breitling Calibre 25B, officially chronometer-certified by the COSC, selfwinding, high-frequency (28,800 vibrations per hour), 38 jewels. 1/8th of a second chronograph, 30-second, 15-minute and 6-hour totalizers. Calendar.
Steel. Water-resistant to 100 m. Screw-locked crown. Rotating pinion bezel with variable tachometer (circular slide rule). Cambered sapphire crystal, glareproofed on both sides. Diameter: 49 mm.
Black Velvet dial.
Speed bracelet in steel.