Sternglas MarusvsSpinnaker 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.

Sternglas Marus at true scale

Marus

Spinnaker Bradner Automatic at true scale

Bradner Automatic

Diameter

42mm

42mm

Lug-to-Lug

53.8mm

50mm

lowest

Thickness

14mm

lowest

15mm

Water Resistance

200m

highest

180m

Power Reserve

42h

n/a

MSRP

$485

$179

lowest

Movement

Miyota 8215

Miyota 8215

Case

5 specs
Thickness
14mm
15mm
Lug-to-Lug
53.8mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
180m

Crystal & Dial

3 specs
AR Coating
Yes
n/a
Dial Color
n/a
Tidal Blue
Lume
Luminova grün
None

Movement

2 specs
Power Reserve
42h
0h
Jewels
n/a
0

Pricing

1 specs
MSRP
$485
$179
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Reviews

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

Sternglas Marus

Owners widely praise the Sternglas Marus for its exceptionally well-built feel and bezel action, described as the best in its price range with a satisfying click and no play. Despite its 42mm diameter and 52mm lug-to-lug, the watch fits surprisingly well even on slim wrists, offering a substantial presence. The Sternglas Marus is considered an affordable and fun starting point for a watch collection.

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.