Spinnaker Dumas AutomaticvsTissot Seastar 2000
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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.

Dumas Automatic

Seastar 2000
Diameter
44mm
46mm
Lug-to-Lug
48mm
n/a
Thickness
15mm
lowest
16.3mm
Water Resistance
300m
600m
highest
Power Reserve
n/a
80h
MSRP
$239
lowest
$1,275
Movement
Seiko NH35
Tissot Powermatic 80
Case
5 specsCrystal & Dial
5 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Spinnaker Dumas Automatic for its robust build quality, attractive textured blue dial, and excellent finishing for its price point. The watch is noted for its comfortable wearability, attributed to a short lug-to-lug distance, and owners report positive experiences with the Seiko NH35 movement. Some owners mention a mineral crystal instead of sapphire, a bracelet with a learning curve, and a crown that feels slightly small. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetic appeal and solid construction at a fair price.
The Tissot Seastar 2000 is widely praised for its exceptional value, offering professional-grade features like 600m water resistance, ISO 6425 certification, a ceramic bezel, and an 80-hour power reserve from its Powermatic 80 movement. Owners and reviewers consistently highlight its legible, textured dial and robust build quality, with some noting accuracy around +1 to +5 seconds per day. However, its substantial 46mm size and weight on the bracelet are frequently mentioned drawbacks, with some finding it too large for everyday wear and recommending a rubber strap. A significant concern raised by multiple owners is the bezel mechanism failing, becoming loose and losing its click. Overall, owners and reviewers rate the Tissot Seastar 2000 highly for its impressive specifications and design at its price point, despite concerns regarding its size and potential bezel issues.
The 600m water resistance and 80-hour power reserve from the Powermatic 80 movement are consistently praised. Reviewers noted the substantial 44mm case size.
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