Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsDuckworth Prestex Bolton Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Bolton Automatic39mm
Power Reserve
Sea Storm MK2 GMT40h
Bolton Automatic40h
Water Resistance
Sea Storm MK2 GMT300m
Bolton Automatic200m
MSRP
Sea Storm MK2 GMT$415
Bolton Automatic$776
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.50mm
39mm
Thickness
14.15mm
11mm
Lug-to-Lug
48.50mm
46.5mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
—
Lume
BGW9
None
Movement
1 specsCaliber
NH34
Miyota 82S5
Pricing
1 specsMSRP
$415
—
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