The Breitling Chronomat B01 42 pairs a muscular chronograph case with the surprisingly supple Rouleaux bracelet: those rounded links are as much a reason to choose it as the dial. It’s a distinctly Breitling proposition, with raised bezel rider tabs and enough polished metal to make its presence felt without needing an oversized case.
The 2020 redesign brought the Rouleaux bracelet back to the Chronomat, reconnecting the collection with the look of the 1984 model. For that modern revival in steel, AB0134 is the reference family to know. Dial choice changes the character considerably; contrasting subdials emphasize the sporting side, while quieter combinations let the bracelet take the lead.
Inside, the Breitling B01 supplies a column-wheel chronograph with a vertical clutch. When trying one on, pay attention to how the bracelet articulates around your wrist and where the clasp lands—the rounded links feel quite different from a conventional flat-link sports bracelet.
What owners love
- The Rouleaux bracelet is a big part of why owners choose this Chronomat: its rounded links drape comfortably around the wrist, and it looks quite different from the usual three-link sports bracelet.
- The Breitling B01 gets praise for its positive chronograph pusher action and roughly 70-hour power reserve. The display back also lets you see the movement rather than hiding it behind a solid caseback.
- The contrasting subdials and raised bezel rider tabs give it a recognizably Chronomat look without the busier dial of some older versions. Owners often find the 42mm size more manageable than the previous, larger Chronomats.
Common Criticisms
- The bracelet’s butterfly clasp has no quick micro-adjustment, so getting a comfortable fit can take some fiddling with the links. It is particularly frustrating when your wrist swells during the day.
- It is still a thick, substantial watch despite the smaller diameter. Owners who like the look sometimes find its weight and height harder to live with under a close-fitting cuff.
Recent Forum Listings
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Breitling 2026 Breitling Chronomat B01 42 AB0134101K1A1 New In B… $5,599 -
Breitling Breitling Chronomat B01 42mm Titanium EB0134101M1E1 $10,092 -
Breitling A historical watch that remains timeless: Breitling AB… $5,500 -
Breitling Breitling Chronomat B01 42 Bentley Edition | Green Dia… $5,500 -
Breitling Breitling Chronomat B01 42 Titanium Chronograph $6,499
Chronomat References at a Similar Price
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#1
Breitling Chronomat B01 41 41mm$4,280 $3,715 – $6,22113 listings 3 months ago -
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Breitling Chronomat GMT 40mm$3,942 $3,744 – $4,34172 listings 2 days ago -
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#4
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Other Breitling Models
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#1
Breitling Navitimer B01 Chronograph 43mm$6,534 $5,999 – $6,984161 listings 23 hours ago -
#2
Breitling Superocean Automatic 42 42mm$3,147 $2,700 – $3,450151 listings 16 hours ago -
#3
Breitling Superocean Heritage II 42mm$3,742 $3,250 – $4,250142 listings 19 hours ago -
#4
Breitling Superocean Automatic 44 44mm$3,250 $2,899 – $3,543116 listings 1 day ago -
#5
Breitling Navitimer 01 43mm$5,686 $4,895 – $6,29792 listings 4 days ago -
#6
Breitling Navitimer Automatic 41mm$3,799 $3,449 – $4,04984 listings 2 days ago -
#7
Breitling Endurance Pro 44 44mm$2,247 $1,950 – $2,50083 listings 6 days ago -
#8
Breitling Superocean Heritage Chronograph 44mm$4,086 $3,477 – $4,99882 listings 1 day ago -
#9
Breitling Premier B01 Chronograph 42mm$5,233 $4,620 – $6,29670 listings 4 days ago -
#10
Breitling Avenger B01 Chronograph 44mm$4,711 $3,758 – $5,84970 listings 3 days ago
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