Blancpain Fifty Fathoms AutomatiquevsBreitling 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.

Fifty Fathoms Automatique

Superocean Heritage B31 Automatic
Diameter
42.3mm
42mm
Thickness
14.3mm
12.0mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
120h
highest
78h
MSRP
$40,400
$8,050
lowest
Movement
1315
Breitling B31
Case
6 specsCrystal & Dial
1 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Blancpain Fifty Fathoms Automatique is widely praised for its timeless design, excellent legibility, and high-quality finishing, with reviewers noting its sapphire crystal bezel with SuperLumiNova numerals and generously applied lume on the dial and hands. Owners and reviewers consistently highlight its comfortable wearability, with some finding the 42.3mm case size to be a more wearable option. The in-house movement is frequently admired, visible through the case back and described as magnificent and expertly finished. Criticisms include the proprietary 21.5mm strap size limiting third-party options and the engraved "Blancpain" on the case side, with one owner noting the 4:30 date window. Overall, owners and reviewers rate the Blancpain Fifty Fathoms Automatique highly for its blend of classic dive watch design, luxurious finishing, and comfortable wearability.
Owners widely praise the Breitling Superocean Heritage B31 Automatic's excellent finishing and attractive sunburst dials, with some calling it the nicest Breitling they have seen. The watch is noted for its comfortable wearability, with a mesh bracelet that hugs the wrist and a case that feels paradoxically heavy yet disappears after a few seconds. The B31 automatic movement offers a 78-hour power reserve and COSC certification. However, the design is divisive, with some disliking its aesthetic and short hands, and the use of a Sellita SW200 movement at its price point is a criticism for some. The white date display at 6 o'clock is also noted as potentially divisive. On balance, owners and reviewers appreciate the Breitling Superocean Heritage B31 Automatic for its refined finishing and comfortable wearability, with the updated movement and bracelet being key highlights.
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