Bremont Supermarine 500MvsSpinnaker Bradner 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.

Bremont Supermarine 500M at true scale

Supermarine 500M

Spinnaker Bradner Automatic at true scale

Bradner Automatic

Diameter

43mm

42mm

Lug-to-Lug

n/a

50mm

Thickness

13mm

lowest

15mm

Water Resistance

500m

highest

180m

MSRP

$4,700

$179

lowest

Movement

Bremont BE-92AE

Miyota 8215

Case

4 specs
Diameter
43mm
42mm
Thickness
13mm
15mm
Lug-to-Lug
n/a
50mm
Water Resistance
500m
180m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Black
Tidal Blue

Movement

1 specs
Caliber
Bremont BE-92AE
Miyota 8215

Pricing

1 specs
MSRP
$4,700
$179
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Reviews

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

Bremont Supermarine 500M

Owners widely praise the Bremont Supermarine 500M's stunning design, luxurious appearance, and excellent lume. Reviewers note its updated, legible dial and scratch-resistant hardened steel case with anti-reflective coating. Some owners find the 43mm case substantial, and one reviewer questions the long-term water resistance of its three-piece case construction. Criticisms include a second hand that can be hard to see in low light and bezel markings that could be more prominent, with one owner noting the lack of a dive suit extension on the bracelet. Overall, owners and reviewers rate the Bremont Supermarine 500M highly for its rugged refinement and competitive pricing against more expensive brands.

Spinnaker Bradner Automatic

Owners widely praise the Spinnaker Bradner's vibrant dial options and excellent lume on both indices and bezel, with one reviewer calling the textured dial's fine details and color-matched bezel lume a work of art. The bezel action is described as extremely crisp. However, some finishing on the minute ring is imprecise, and the inner bezel crown rotates too easily, with one owner finding the clasp unsatisfactory. The watch uses a Seiko NH35 automatic movement and is 42mm in case size with 180m water resistance. On balance, owners rate the Spinnaker Bradner highly for its eye-catching design and lume at its price point.

From video reviewers

The Spinnaker Atlantic Blue's reliable Seiko NH35 automatic movement is a key strength. The watch's lume performance is somewhat lacking, which may be a trade-off for some buyers. Reviewers disagree on the watch's bezel action, with one reviewer praising it as smooth and precise, while the other two do not mention it.

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