Spinnaker Bradner AutomaticvsBremont Supermarine 500M

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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.

Spinnaker Bradner Automatic at true scale

Bradner Automatic

Bremont Supermarine 500M at true scale

Supermarine 500M

Diameter

42mm

43mm

Lug-to-Lug

50mm

n/a

Thickness

15mm

13mm

lowest

Water Resistance

180m

500m

highest

MSRP

$420

lowest

$4,700

Movement

Miyota 8215

Bremont BE-92AE

Case

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

Crystal & Dial

1 specs
Crystal
Sapphire
Domed Sapphire

Movement

1 specs
Caliber
Miyota 8215
Bremont BE-92AE

Pricing

1 specs
MSRP
$420
$4,700
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Reviews

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

Spinnaker Bradner Automatic

Owners widely report the Spinnaker Noir Radiance offers acceptable quality for its price, with some praising its band and color. However, reviewers and owners consistently flag the bezel as difficult to use. One owner found the overall quality okay but not stellar, noting that some Spinnaker models can appear over-designed. The Seiko NH35 movement is seen as common for the price point, with some suggesting a lower price would be more appropriate. On balance, owners rate the Spinnaker Noir Radiance as acceptable for its price, primarily due to its band and color, despite noted usability issues with the bezel.

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.

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