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 $550

At a glance

12 of 29 specs differ
Diameter
Dumas Automatic44mm
Coutura45.6mm
Power Reserve
Dumas Automatic40h
Coutura40h
Water Resistance
Dumas Automatic300m
Coutura100m
MSRP
Dumas Automatic$239
Coutura$550

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
44mm
45.6mm
Thickness
15mm
11.7mm
Lug-to-Lug
48mm
56mm
Lug Width
22mm
15mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Blue
Black
Lume
None
LumiBrite on Hands

Movement

2 specs
Caliber
SII NH35A
7T12
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$239
$550

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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 praise its solar and perpetual calendar features for reliability and low maintenance, with many appreciating its captivating appearance and comfortable, albeit sometimes gaudy, design. The metal treatments are noted for wear resistance, with one owner reporting minimal scratching after six years. However, opinions on styling are divided; some find the dial busy and accents potentially "fake gold," while others enjoy its unique and fun aesthetic. The proprietary bracelet is a point of dissatisfaction for some, and one owner felt the watch sat too high and looked like a replica. Another owner reported a poor solar power reserve requiring constant light exposure, though a kinetic perpetual model was noted for a 4-year power reserve. Overall, owners rate the Seiko Coutura highly for its solar and perpetual calendar complications, viewing it as a reliable and attractive "guilty pleasure."

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