Breitling Superocean Heritage B31 AutomaticvsKnot Watches AT1-40SSV

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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 Superocean Heritage B31 Automatic at true scale

Superocean Heritage B31 Automatic

Knot Watches AT1-40SSV at true scale

AT1-40SSV

Diameter

42mm

40mm

Thickness

12.0mm

11mm

lowest

Water Resistance

200m

200m

Power Reserve

78h

highest

42h

MSRP

$6,500

$869

lowest

Movement

Breitling B31

Miyota 9015

Case

3 specs
Diameter
42mm
40mm
Thickness
12.03mm
11mm
Finish
Stainless steel
n/a

Crystal & Dial

1 specs
Dial Color
n/a
n/a

Movement

4 specs
Caliber
Breitling B31
Miyota 9015
Power Reserve
78h
42h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$6,500
$869
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Reviews

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

Breitling Superocean Heritage B31 Automatic

Owners widely praise the Breitling Superocean Heritage B31 Automatic for its revived, characterful design embracing '50s charm and its comfortable fit, with some finding the 42mm case size preferable to larger options. Reviewers highlight the new B31 automatic movement, noting its 78-hour power reserve and COSC certification, along with stylish Milanese bracelets and a thinner, more ergonomic case. Some owners find the watch to be the heaviest they own but also the most comfortable, with lugs that hug the wrist. However, the pared-back dive bezel is noted by some as potentially impacting legibility, and the white date wheel at 6 o'clock could be divisive. Criticism is directed at the movement at its price point by some community members, while others appreciate its quality and COSC certification. On balance, owners and reviewers rate the Breitling Superocean Heritage B31 Automatic highly for its revived design and comfortable wearability, supported by its new B31 automatic movement.

Knot Watches AT1-40SSV

Owners widely praise the Knot Watches AT1-40SSV for its solid build quality, clean aesthetic, and good finish, with the small seconds hand accurately hitting its markers. The 40mm case size is generally considered good, though one owner felt it wore "a tad on the small side." Opinions on the included straps are divided, with some appreciating their unique Japanese fabrics and leathers and finding them soft and ready-to-wear, while others express disappointment with their quality and note they can be stiff initially. One owner also flagged the small crown as a nitpick due to its low placement. Overall, owners rate the Knot Watches AT1-40SSV highly for its overall quality and finish at the price point.

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