Side by side

Seiko CouturavsSpinnaker Dumas GMT

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

Coutura
SeikoCoutura
MSRP $595
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
Coutura42.5mm
Dumas GMT44mm
Power Reserve
Coutura40h
Dumas GMT40h
Water Resistance
Coutura100m
Dumas GMT300m
MSRP
Coutura$595
Dumas GMT$399

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
42.5mm
44mm
Thickness
10.2mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
12mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

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

Movement

3 specs
Caliber
V157
Seiko NH34A
Type
Quartz
Automatic
Jewels
2
25

Pricing

1 specs
MSRP
$595
$399

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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.

Seiko Coutura

Seiko Coutura owners widely praise its wear-resistant metal treatments, with one reporting minimal scratches after six years. The watch is also lauded for its solar and perpetual calendar features, offering a "set it and forget it" experience with 100m water resistance. Owners appreciate its weight and captivating appearance, with one purchasing it for $410.88. The aesthetic, featuring contrasting gold indices and hands against a black dial, is considered appealing by some, particularly those who enjoy its unique and fun design. However, opinions on styling are divided, with some finding the dial too busy and gaudy, and others describing the line as large or sitting too high. The proprietary bracelet is also noted as a downside by some owners. One owner reports the solar power reserve can be problematic if not exposed to light regularly, while another calls their kinetic perpetual a beautiful keeper with a 4-year reserve.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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