DOXA SUB 300 BetavsSpinnaker Hass 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.

DOXA SUB 300 Beta at true scale

SUB 300 Beta

Spinnaker Hass Automatic at true scale

Hass Automatic

Diameter

42.5mm

43mm

Lug-to-Lug

n/a

50mm

Thickness

n/a

16.5mm

Water Resistance

300m

300m

Power Reserve

38h

n/a

MSRP

$2,490

$445

lowest

Movement

Automatic

Seiko NH35

Case

5 specs
Diameter
42.5mm
43mm
Thickness
n/a
16.5mm
Lug-to-Lug
n/a
50mm
Lug Width
20mm
22mm
Material
Stainless steel case
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
n/a
Flying Dutchman

Movement

2 specs
Caliber
n/a
Seiko NH35
Power Reserve
38h
0h

Pricing

1 specs
MSRP
$2,490
$445
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Reviews

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

DOXA SUB 300 Beta

The DOXA SUB 300 Beta is praised for its refined aesthetic and vintage charm, with a wave-patterned dial, ceramic bezel, and box-domed sapphire crystal. Owners find its 42.5mm case wears well due to its compact feel and short lug-to-lug length, making it suitable for smaller wrists and comfortable for all-day wear. The watch is powered by an automatic movement with a 38-hour power reserve. Some reviewers question the inclusion of a helium escape valve on this less tool-oriented design, and one owner notes the polished bezel is prone to scratches. Overall, owners and reviewers appreciate the DOXA SUB 300 Beta for its blend of classic dive watch appeal and modern wearability.

Spinnaker Hass Automatic

Owners widely praise the Spinnaker Hass Automatic for its quality and vibrant dial options at an accessible price point. The watch features a Seiko NH35 automatic movement and 300m water resistance. Some owners find Spinnaker watches, including the Hass Automatic, to be on the thicker side, with one user noting a previous model was considered comically large. One owner reported a quality issue with a different Spinnaker model where the crown detached. Overall, owners rate the Spinnaker Hass Automatic highly for its impressive build quality and fun aesthetic relative to its price.

From video reviewers

The dial's recovered marine plastic construction with textured finish provides distinctive material differentiation at the entry-level dive watch price point, and the sapphire crystal with anti-reflective coating ensures strong on-wrist legibility. The 300m water resistance and automatic movement deliver capable specifications, though bracelet quality and fit remain underspecified across reviews.

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