Side by side

Citizen Promaster Air A-TvsSpinnaker Dumas GMT

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

Promaster Air A-T
CitizenPromaster Air A-T
MSRP $581
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

10 of 29 specs differ
Diameter
Promaster Air A-T46mm
Dumas GMT44mm
Power Reserve
Promaster Air A-T40h
Dumas GMT40h
Water Resistance
Promaster Air A-T200m
Dumas GMT300m
MSRP
Promaster Air A-T$581
Dumas GMT$399

Full specifications

Case

6 specs
Category
Pilot
GMT
Diameter
46mm
44mm
Thickness
12mm
15mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
Green
Blue

Movement

2 specs
Caliber
E660
Seiko NH34A
Type
Solar
Automatic

Pricing

1 specs
MSRP
$581
$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.

Citizen Promaster Air A-T

Owners widely praise the Citizen Promaster Eco-Drive for its value, reliability, and maintenance-free operation. Reviewers note the Citizen Promaster Air Automatic GMT is a large 44.5mm watch with a well-proportioned case and balanced dial, powered by an in-house automatic GMT movement. Concerns are raised about the unframed date window and uninspired case design on the GMT. Some owners find certain models, like the 36mm Eco-Drive, to be very small. The Promaster Air Automatic GMT is priced at $1,125 USD. On balance, owners and reviewers highlight the Promaster's strong value and reliability as its primary strengths.

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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