Side by side

Citizen Promaster Skyhawk U830vsSpinnaker Dumas GMT

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

Promaster Skyhawk U830
CitizenPromaster Skyhawk U830
MSRP $596
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

10 of 29 specs differ
Diameter
Promaster Skyhawk U83043mm
Dumas GMT44mm
Power Reserve
Promaster Skyhawk U83040h
Dumas GMT40h
Water Resistance
Promaster Skyhawk U830200m
Dumas GMT300m
MSRP
Promaster Skyhawk U830$596
Dumas GMT$399

Full specifications

Case

6 specs
Category
Pilot
GMT
Diameter
43mm
44mm
Thickness
12mm
15mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

1 specs
AR Coating
Underside
Inner

Movement

2 specs
Caliber
U830
Seiko NH34A
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$596
$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 Skyhawk U830

The Citizen Promaster Skyhawk U830 is praised for its updated 43mm titanium case, legible memory-in-pixel display, and cleaner, less cluttered design compared to previous versions. Reviewers highlight its versatile contemporary look and enhanced functionality from the caliber U830, while owners appreciate the MIP display and screw-down caseback. Some users find the interface clunky and the face busy, particularly noting the "calendar" label and the lack of radio or GPS time synchronization, with one owner finding the 45mm size and busy subdials less useful for non-pilots. On balance, owners and reviewers rate the Citizen Promaster Skyhawk U830 highly for its impressive technology and improved legibility in a contemporary package.

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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