Side by side
Astor + Banks Fortitude ProvsBorealis Watch Co. Sea Storm MK2 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Fortitude Pro38.5mm
Sea Storm MK2 GMT41.50mm
Power Reserve
Fortitude Pro40h
Sea Storm MK2 GMT40h
Water Resistance
Fortitude Pro200m
Sea Storm MK2 GMT300m
MSRP
Fortitude Pro$675
Sea Storm MK2 GMT$415
Full specifications
Case
7 specsCategory
Sport
Diver
Diameter
38.5mm
41.50mm
Thickness
11.9mm
14.15mm
Lug-to-Lug
45.5mm
48.50mm
Lug Width
20mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
Magenta
Black
Lume
None
BGW9
Movement
1 specsCaliber
Miyota 9015
NH34
Pricing
1 specsMSRP
$675
$415
Follow this matchup
Get a note when Astor + Banks Fortitude Pro vs Borealis Watch Co. Sea Storm MK2 GMT gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Borealis Watch Co. Sea Storm MK2 GMTvsVaer D5 Meridian AutoBorealis Watch Co. Sea Storm MK2 GMTvsVaer D5 Tropic AutoBorealis Watch Co. Sea Storm MK2 GMTvsHenry Archer ArkonaBorealis Watch Co. Sea Storm MK2 GMTvsVaer AtlasAstor + Banks Fortitude ProvsBorealis Watch Co. Sea Storm MK2Astor + Banks Fortitude ProvsChristopher Ward C60 Lympstone