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.

Spinnaker Dumas Automatic at true scale

Dumas Automatic

Tissot Seastar 2000 at true scale

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 specs
Diameter
44mm
46mm
Thickness
15mm
16.25mm
Lug-to-Lug
48mm
n/a
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
600m

Crystal & Dial

5 specs
Crystal Shape
n/a
Domed
AR Coating
n/a
Yes
Dial Color
Blue
Graded blue-black
Indices
n/a
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Seiko NH35
Tissot Powermatic 80
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$239
$1,275
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Reviews

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

Spinnaker Dumas Automatic

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.

Tissot Seastar 2000

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.

From video reviewers

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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