Side by side

Christopher Ward C63 Sealander GMTvsCitizen Promaster Skyhawk U830

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

C63 Sealander GMT
Christopher WardC63 Sealander GMT
MSRP $1,675
Promaster Skyhawk U830
CitizenPromaster Skyhawk U830
MSRP $596

At a glance

15 of 29 specs differ
Diameter
C63 Sealander GMT42mm
Promaster Skyhawk U83043mm
Power Reserve
C63 Sealander GMT56h
Promaster Skyhawk U83040h
Water Resistance
C63 Sealander GMT150m
Promaster Skyhawk U830200m
MSRP
C63 Sealander GMT$1,675
Promaster Skyhawk U830$596

Full specifications

Case

7 specs
Category
GMT
Pilot
Diameter
42mm
43mm
Thickness
11.5mm
12mm
Lug-to-Lug
48.5mm
46mm
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
150m
200m
Caseback
Display
Solid

Crystal & Dial

2 specs
AR Coating
Inner
Underside
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
SW330
U830
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,675
$596

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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.

Christopher Ward C63 Sealander GMT

The Christopher Ward C63 Sealander GMT is praised for its comfortable wearability, with reviewers noting its slim profile, short lugs, and 39mm case size, while others prefer the proportions of the 36mm version. The watch features a Light-catcher case with alternating brushed and polished surfaces, and the Bader bracelet is highlighted for its build quality and comfort at its price point. Some owners find the gloss white dial's text and indices small, and the orange accents can appear yellow. The Sellita SW330-2 movement provides caller GMT functionality and a 56-hour power reserve. On balance, owners and reviewers appreciate the Christopher Ward C63 Sealander GMT for its comfortable wearability and solid bracelet construction at its price.

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.

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