Side by side

Spinnaker Dumas AutomaticvsSeiko Coutura

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
Coutura
SeikoCoutura
MSRP $450

At a glance

12 of 29 specs differ
Diameter
Dumas Automatic44mm
Coutura42mm
Power Reserve
Dumas Automatic40h
Coutura40h
Water Resistance
Dumas Automatic300m
Coutura100m
MSRP
Dumas Automatic$239
Coutura$450

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
44mm
42mm
Thickness
15mm
10.8mm
Lug-to-Lug
48mm
50.4mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
SII NH35A
6N52
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$239
$450

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What people say

Owners + reviewers, side by side

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 attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

Seiko Coutura

Seiko Coutura owners widely report its wear-resistant metal treatments, with one noting minimal scratching after six years. The watch is appreciated for its solar and perpetual calendar functions, with some owners finding its styling unique and fun, while others consider it gaudy or too busy. Some owners find the Coutura lineup too large or that it sits high, but others praise its comfortable wearability and attractive appearance, with one owner calling it a keeper. Accuracy figures are not consistently reported, with one owner noting poor solar power reserve requiring constant light exposure, while another's kinetic perpetual model has a four-year reserve. On balance, owners appreciate the Seiko Coutura for its functional features and unique styling, despite some finding it visually polarizing.

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