Bremont S302vsSynchron Poseidon

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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 S302 at true scale

S302

Synchron Poseidon at true scale

Poseidon

Diameter

40mm

41mm

Lug-to-Lug

n/a

45mm

Thickness

13mm

11.9mm

lowest

Water Resistance

300m

300m

Power Reserve

n/a

68h

MSRP

$3,900

n/a

Movement

Bremont BE-92AE

La Joux-Perret G100

Case

4 specs
Diameter
40mm
41mm
Thickness
13mm
11.9mm
Lug-to-Lug
n/a
45mm
Material
316L Stainless Steel
Titanium

Crystal & Dial

1 specs
Dial Color
Blue
Sunshine Yellow

Movement

2 specs
Caliber
Bremont BE-92AE
La Joux-Perret G100
Power Reserve
0h
68h

Pricing

1 specs
MSRP
$3,900
n/a
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Reviews

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

Bremont S302

The Bremont S302 is widely praised for its balanced 40mm proportions and legible matte dial, featuring attractive tan accents. Reviewers note its satisfying bezel action and comfortable lug design, with one owner highlighting its scratch-resistant case as a true tool watch feature. However, some find the GMT bezel's integration a compromise and note potential alignment issues with the GMT hand and bezel that may require service. The watch is priced at £3,700 / over $4,000, with some considering its ETA movement high for the cost compared to competitors. On balance, owners and reviewers appreciate the Bremont S302 for its handsome, functional dive GMT design and wearability, despite some reservations about its GMT functionality and value proposition.

From video reviewers

The Bremont S302 features 300m water resistance and a GMT complication. Reviewers noted potential quality control and design issues, along with bracelet problems.

Synchron Poseidon

Owners widely praise the Synchron Poseidon for its vintage-inspired diver aesthetics, easy-to-read dial, and precise, grippy bezel. The La Joux-Perret G100 movement is consistently noted as a strong point, with owners reporting good timekeeping, one seeing accuracy around -4 seconds per day, and others highlighting its 68-hour power reserve. The winding action and crown operation are described as reassuring, with one reviewer stating it surpasses watches at double the price. Some find the design busy or the branding confusing, and the blasted finish on the steel bezel rim contrasts with the brushed case. One owner noted the included Isofrane strap can be long for smaller wrists. On balance, owners and reviewers rate the Synchron Poseidon highly for its robust build, reliable movement, and excellent value.

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