Breitling AB012012/BB01 Navitimer 01 Chronograph Black Dial Black Leather (31786)

31786 Breitling AB012012 Navitimer 01 Chronograph, AB012012-BB01, AB012012BB01, stainless steel on strap with a stainless steel deployment buckle, automatic Breitling caliber 01 movement, 12-hour chronograph, black dial with silver subdials, applied hour markers and luminous hands, bi-directional rotating bezel, date, sapphire crystal, water resistant to 30 meters, COSC, diameter: 43mm, thickness: 14mm, Like New with Breitling box and papers dated September 2018


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More about Breitling AB012012/BB01 Navitimer 01 Chronograph Black Dial Black Leather

This is a stainless steel Breitling Navitimer Chronograph 01 AB012012/BB01. It has a leather strap with a matching stainless steel Breitling deployment clasp, and a scratch resistant anti-reflective sapphire crystal. The 43mm diameter solid three-body case, knurled bidirectional revolving bezel, and lapidated lugs are polished with round chronograph/stopwatch pushbuttons. The Push/pull crown has two gaskets. The bezel is fitted with a circular slide rule underneath the crystal that can compute various airborne calculations such as fuel consumption, climbing times, and the conversion of miles into nautical miles or kilometers. There is an inner minute track, and the dial is black with luminous steel baton hour index markers and hands. It has a sapphire display case back. The date aperture widow is at 4:30, and there is a red arrowhead central seconds hand with a polished steel Breitling logo counterweight at the end. There is a small seconds subsidiary dial at the 9 o'clock positions, a 30-minute register sub dial at 3, and a 12-hour dial at 6 o'clock. It's water resistant to 30 meters/100 feet, and there is a 70-hour power reserve. The 14mm thick case, dial, and movement are all signed. This Breitling Navitimer Chronograph 01 AB012012/BB01 has a mechanical automatic self-winding Breitling caliber B01 movement. It's rhodium-plated, and it's constructed with 47 jewels, and a shock absorber mechanism. It includes a straight-line lever escapement, and a monometallic balance that's adjusted to 5 positions. It has a self-compensating flat balance spring, and an index regulator. The mechanism oscillates at 28,800 vph (4 Hz).