Breitling Superocean Heritage B31 Automatic 40 Kelly SlatervsTudor Pelagos

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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 40 Kelly Slater at true scale

Superocean Heritage B31 Automatic 40 Kelly Slater

Tudor Pelagos at true scale

Pelagos

Diameter

40mm

42mm

Thickness

11.7mm

lowest

14.3mm

Water Resistance

200m

500m

highest

Power Reserve

78h

highest

70h

Movement

Breitling B31

Tudor MT5612

Case

7 specs
Diameter
40mm
42mm
Thickness
11.73mm
14.3mm
Lug-to-Lug
n/a
n/a
Lug Width
n/a
22mm
Material
Stainless Steel
titanium
Finish
Stainless steel
n/a
Water Resistance
200m
500m

Movement

4 specs
Caliber
Breitling B31
Tudor MT5612
Power Reserve
78h
70h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
n/a
n/a
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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 40 Kelly Slater

Owners widely praise the Breitling Superocean Heritage B31 Automatic 40 Kelly Slater for its attractive design and quality finishing, with some calling it the nicest Breitling they have seen. The 40mm case size is frequently highlighted as versatile and ergonomic, and the integrated mesh bracelet is noted for its comfort and refined integration. The B31 movement provides a 78-hour power reserve. Some owners find the watch a bit heavy, though others report the weight disappears with wear due to the lug shape and bracelet design. A minor drawback noted by reviewers is the lack of a standard blue dial option and a perceived steep price. On balance, owners and reviewers rate the Breitling Superocean Heritage B31 Automatic 40 Kelly Slater highly for its comfortable wearability and refined aesthetic in a versatile 40mm size.

Tudor Pelagos

Tudor Pelagos owners praise its tool-like matte aesthetic, crisp blood-red dial text, and impressive titanium construction that balances strength and lightness. Standout features include the adjustable clasp, which one owner calls non-negotiable, and the smooth bezel action. One owner finds the 42mm case size, with its 14.3mm thickness and 50mm lug-to-lug, to be large. Another owner highlights the LHD model's crown placement as preventing wrist injury during activities. On balance, owners rate the Tudor Pelagos highly for its practical titanium build and distinctive tool-watch design.

From video reviewers

The titanium case and bracelet construction is a shared strength. The lack of a date complication is a point of contention.