Baltic Aquascaphe MK2vsBreitling Superocean Heritage B31 Automatic

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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.

Aquascaphe MK2

Superocean Heritage B31 Automatic
Diameter
37mm
42mm
Lug-to-Lug
45mm
n/a
Thickness
12.9mm
12.0mm
lowest
Water Resistance
200m
200m
Power Reserve
42h
78h
highest
MSRP
$680
lowest
$6,500
Movement
Miyota 9039
Breitling B31
Case
5 specsCrystal & Dial
3 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Baltic Aquascaphe MK2 for its refined case design, improved finishing, and value, with many highlighting the added crown guards and Maxi Dial as significant upgrades. Reviewers note the collection's contemporary updates, including a reworked bezel and applied markers, striking a balance between modern practicality and vintage aesthetics. Some owners find the long, straight lugs a drawback, and one owner reported disappointing accuracy averaging +10.5 seconds per day. Overall, owners and reviewers rate the Baltic Aquascaphe MK2 highly for its enhanced design and build quality at its price point.
The Baltic Aquascaphe MK2 features 3D Super-LumiNova indexes for improved legibility. A notable weakness is the lack of lume brightness. Reviewers disagree on the optimal case size, with one reviewer noting a 41mm stainless steel case is comfortable for everyday wear, while the other mentions 37mm and 39.5mm case sizes are available.
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.
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