Breitling Navitimer B01 Chronograph 41vsCertina DS-7 Chrono Auto

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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 Navitimer B01 Chronograph 41 at true scale

Navitimer B01 Chronograph 41

Certina DS-7 Chrono Auto at true scale

DS-7 Chrono Auto

Diameter

41mm

42mm

Lug-to-Lug

n/a

49.5mm

Thickness

n/a

14.9mm

Water Resistance

30m

100m

highest

MSRP

n/a

$2,083

Movement

Automatic

Tissot Valjoux A05.231

Case

6 specs
Diameter
41mm
42mm
Thickness
n/a
14.87mm
Lug-to-Lug
n/a
49.5mm
Lug Width
n/a
10.5mm
Material
n/a
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
Crystal
n/a
Sapphire
Dial Color
n/a
n/a

Movement

1 specs
Caliber
n/a
Tissot Valjoux A05.231

Pricing

1 specs
MSRP
n/a
$2,083
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Reviews

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

Breitling Navitimer B01 Chronograph 41

The Breitling Navitimer B01 Chronograph 41 is praised for its iconic slide-rule bezel, in-house B01 movement with smooth operation, and appealing 41mm case size. Owners appreciate the updated features like the ergonomic crown, machined bracelet clasp, and available color options, with some specifically noting the blue dial's color-shifting properties and the date at 6 o'clock. However, concerns exist regarding its 30m water resistance, with some reporting fogging from light rain and avoiding significant water exposure. Criticisms also include a dislike for the crocodile leather strap and brushed case finish over polished, a domed crystal deemed too pronounced by some, and a lack of micro-adjustment on the bracelet clasp. One owner notes the watch runs fast and gains time, requiring local service.

Certina DS-7 Chrono Auto

Owners and reviewers widely praise the Certina DS-7 Chrono Auto for its retro 1970s-inspired design, featuring a waffle-style dial with raised sub-dial rings and a contrasting red seconds hand, all housed in a refined 42mm brushed steel case. The watch is noted for its excellent finishing and sporty aesthetic, with some owners remarking that it wears smaller than its 42mm case size due to its thinness for an automatic. The integrated bracelet is generally well-received, though one reviewer found the included strap to be cheap, uncomfortable, and an impractical 21mm width. The automatic movement is cited as a robust Valjoux A05.231 with a 68-hour power reserve, and the watch is considered a great value. One owner notes the movement beats at 21,600 bph, resulting in a more noticeable tick rather than a smooth sweep. On balance, owners and reviewers rate the Certina DS-7 Chrono Auto highly for its attractive retro design and excellent value proposition.