Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsSerket Watch Co Overdrive Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Overdrive Chronograph42mm
Power Reserve
Sea Storm MK2 GMT40h
Overdrive Chronograph—
Water Resistance
Sea Storm MK2 GMT300m
Overdrive Chronograph100m
MSRP
Sea Storm MK2 GMT$415
Overdrive Chronograph$499
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.50mm
42mm
Thickness
14.15mm
13.3mm
Lug-to-Lug
48.50mm
48.4mm
Lug Width
20mm
20mm
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
Sage Green
Lume
BGW9
None
Movement
3 specsCaliber
NH34
Seagull 1901
Type
Automatic
Manual
Power Reserve
40h
—
Pricing
1 specsMSRP
$415
$499
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