Breitling Chronomat B01 42vsGlycine Airman SST GMT GL0309


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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Chronomat B01 42

Airman SST GMT GL0309
Diameter
42mm
43mm
Thickness
15.1mm
n/a
Water Resistance
200m
200m
Power Reserve
70h
n/a
MSRP
$11,150
$905
lowest
Movement
Breitling B01
Sellita SW330-2
Case
5 specsCrystal & Dial
1 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Breitling Chronomat B01 42 for its excellent finishing on the case and distinctive Rouleaux bracelet, with many calling it a "masterfully executed timepiece" and an "ultimate watch" suitable for daily wear due to its ruggedness and chronograph function. Reviewers and owners alike appreciate the refined chronograph dials and the chronometer-certified Breitling B01 movement, noting positive pusher feel and accurate timekeeping that ranges from -6 to +2 seconds per day. However, some find the 42mm case and its overall thickness to be large for smaller wrists, and the polished bezel is noted as a fingerprint magnet. On balance, owners and reviewers rate the Breitling Chronomat B01 42 highly for its robust build and refined aesthetics at its price point.
The Glycine Men's Airman SST GMT 43mm Automatic Watch GL0309 is widely praised as an excellent value for a Swiss automatic GMT watch. Owners highlight its design, referencing the brand's hometown of Bienne, Switzerland, and its cool re-release from the 1970s. Its historical significance as an early dual time zone watch, predating the Rolex GMT Master and popular with Vietnam veterans and early astronauts, is also noted. One airline pilot considers the Glycine Airman SST GMT 43mm their daily wear and the best pilot watch ever made. The dial's two black shades represent AM and PM, with the hour hand at 6 o'clock signifying noon. Overall, owners rate the Glycine Men's Airman SST GMT 43mm Automatic Watch GL0309 highly for its historical significance and exceptional value as a pilot's watch.
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