Side by side

Citizen Promaster Skyhawk U830vsSeestern S446 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
S446 GMT
SeesternS446 GMT
MSRP $299
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.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

At a glance

17 of 29 specs differ
Diameter
Promaster Skyhawk U83043mm
S446 GMT39.5mm
Power Reserve
Promaster Skyhawk U83040h
S446 GMT41hh
Water Resistance
Promaster Skyhawk U830200m
S446 GMT100m
MSRP
Promaster Skyhawk U830$596
S446 GMT$299

Full specifications

Case

7 specs
Category
Pilot
GMT
Diameter
43mm
39.5mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
AR Coating
Underside
Inner
Dial Color
Blue
Cream

Movement

6 specs
Caliber
U830
Seiko NH34A GMT
Type
Quartz
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$596
$299
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