Side by side

Citizen Promaster Skyhawk U830vsGlycine Combat Sub Sport 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
Combat Sub Sport GMT
GlycineCombat Sub Sport GMT
MSRP $1,295

At a glance

16 of 29 specs differ
Diameter
Promaster Skyhawk U83043mm
Combat Sub Sport GMT42mm
Power Reserve
Promaster Skyhawk U83040h
Combat Sub Sport GMT
Water Resistance
Promaster Skyhawk U830200m
Combat Sub Sport GMT200m
MSRP
Promaster Skyhawk U830$596
Combat Sub Sport GMT$1,295

Full specifications

Case

7 specs
Category
Pilot
GMT
Diameter
43mm
42mm
Thickness
12mm
11mm
Lug-to-Lug
46mm
Material
Stainless Steel
Rose Gold
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Indices
Applied

Movement

5 specs
Caliber
U830
RONDA 515.24H
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
25
1
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$596
$1,295

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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.

Glycine Combat Sub Sport GMT

Owners widely praise the Glycine Combat Sub Sport GMT for its refined feel and sleek wearability, with many noting its thin profile and downward-curving lugs contribute to comfort. Reviewers and owners alike highlight its exceptional value and solid build quality. Some owners report the lume is sub-par, and one noted a slightly off-color lume pip on the chapter ring. Accuracy figures vary, with one owner achieving +1 second per day after regulation, while another found the stock beat error acceptable for the price. The power reserve can be inconsistent, and the lack of a date cyclops is a minor drawback for some. On balance, owners rate the Glycine Combat Sub Sport GMT highly for its impressive thinness and refined aesthetic at its price point.

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