Side by side
Citizen Promaster Skyhawk U830vsGrand Seiko STGF387
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Promaster Skyhawk U83043mm
STGF38726mm
Power Reserve
Promaster Skyhawk U83040h
STGF38740h
Water Resistance
Promaster Skyhawk U830200m
STGF387100m
MSRP
Promaster Skyhawk U830$596
STGF387$4,200
Full specifications
Case
6 specsCategory
Pilot
Dress
Diameter
43mm
26mm
Thickness
12mm
8.1mm
Lug-to-Lug
46mm
32.9mm
Lug Width
22mm
13mm
Water Resistance
200m
100m
Crystal & Dial
2 specsAR Coating
Underside
Yes
Dial Color
Blue
Black
Movement
1 specsCaliber
U830
4J51
Pricing
1 specsMSRP
$596
$4,200
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