Side by side
Borealis Watch Co. Sea Storm MK2vsCitizen Promaster Skyhawk A-T
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Sea Storm MK241.50mm
Promaster Skyhawk A-T45.7mm
Power Reserve
Sea Storm MK240h
Promaster Skyhawk A-T40h
Water Resistance
Sea Storm MK2300m
Promaster Skyhawk A-T200m
MSRP
Sea Storm MK2$475
Promaster Skyhawk A-T$1,025
Full specifications
Case
6 specsCategory
Diver
Pilot
Diameter
41.50mm
45.7mm
Thickness
14.15mm
12mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
22mm
Water Resistance
300m
200m
Crystal & Dial
2 specsAR Coating
Inner
Underside
Lume
BGW9
None
Movement
2 specsCaliber
NH38
U680
Type
Automatic
Quartz
Pricing
1 specsMSRP
$475
$1,025
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Borealis Watch Co. Sea Storm MK2 vs Citizen Promaster Skyhawk A-T gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Borealis Watch Co. Sea Storm MK2 GMTvsCitizen Promaster Skyhawk A-TBorealis Watch Co. NeptunovsCitizen Promaster Skyhawk A-TChristopher Ward C60 LympstonevsCitizen Promaster Skyhawk A-TCitizen Promaster Skyhawk A-TvsGeckota PhalanxBorealis Watch Co. Sea Storm MK2vsSpinnaker Fleuss ChronographAstor + Banks ChronovsBorealis Watch Co. Sea Storm MK2