BREITLING BENTLEY MULLINER TOURBILLON 5433
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Breitling Calibre 25B, officially chronometer-certified by the COSC,
self-winding, 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.