Breitling Chronomat B01 42vsMeisterSinger Unomat

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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.

Breitling Chronomat B01 42 at true scale

Chronomat B01 42

MeisterSinger Unomat at true scale

Unomat

Diameter

42mm

43mm

Thickness

15.1mm

13.9mm

lowest

Water Resistance

200m

300m

highest

Power Reserve

70h

n/a

MSRP

$24,600

$3,443

lowest

Movement

Breitling B01

Sellita SW400-1

Case

6 specs
Diameter
42mm
43mm
Thickness
15.1mm
13.95mm
Lug Width
22mm
n/a
Material
18kt Pink Gold
Stainless Steel
Finish
Stainless steel
n/a
Water Resistance
200m
300m

Movement

5 specs
Caliber
Breitling B01
Sellita SW400-1
Type
Automatic
Manual
Power Reserve
70h
0h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$24,600
$3,443
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Breitling Chronomat B01 42

Breitling Chronomat B01 42 owners and reviewers widely praise its refined Rouleaux bracelet, excellent case and dial finishing, and the robust Breitling B01 movement. Many consider it a compelling "all-in-one watch" suitable for daily wear, with some highlighting the dynamic sunburst finish of copper dials and the overall build quality. However, multiple sources note the 42mm case wears larger than expected, with a long lug-to-lug distance making it feel more like a 44mm watch and potentially too thick or large for smaller wrists. The polished bezel is noted as a fingerprint magnet, and some find the butterfly clasp generic, while one owner reported a magnetized example running significantly fast before demagnetization. On balance, owners and reviewers rate the Breitling Chronomat B01 42 highly for its impressive finishing and versatile design, despite its substantial wrist presence.

MeisterSinger Unomat

The MeisterSinger Unomat is widely praised as a robust 43mm steel sports watch with excellent legibility from its large date window and numerals, and good lume. Sources highlight its 300m water resistance and anti-magnetic properties, with one reviewer noting its design balances proportions well despite the 43mm size. One owner comments that it is a more robust version of MeisterSinger's typically elegant cases. The Sellita SW400 automatic movement is noted to have a 38-hour power reserve, which one reviewer suggests could be better. On balance, owners and reviewers rate the MeisterSinger Unomat highly for its robust build and legible dial at its price point.