Side by side

Spinnaker Dumas GMTvsSeiko Essentials Daywear

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

Dumas GMT
SpinnakerDumas GMT
MSRP $399
Essentials Daywear
SeikoEssentials Daywear
MSRP $325

At a glance

12 of 29 specs differ
Diameter
Dumas GMT44mm
Essentials Daywear39.5mm
Power Reserve
Dumas GMT40h
Essentials Daywear40h
Water Resistance
Dumas GMT300m
Essentials Daywear100m
MSRP
Dumas GMT$399
Essentials Daywear$325

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
44mm
39.5mm
Thickness
15mm
9.8mm
Lug-to-Lug
48mm
46.7mm
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
Seiko NH34A
6N76
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$399
$325

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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 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.

Seiko Essentials Daywear

Seiko Essentials Daywear is widely praised for its exceptional value and comfortable, lightweight design, featuring a thin 8.4mm case and 100m water resistance. Owners appreciate the convenience of its quartz movement and sapphire crystal. One owner notes the titanium bracelet has larger gaps due to its smaller center link. On balance, owners rate the Seiko Essentials Daywear highly for its comfortable wearability and strong value proposition.

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