Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsOrient AK04 Field Sport Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
AK04 Field Sport Watch42.4mm
Power Reserve
Sea Storm MK2 GMT40h
AK04 Field Sport Watch40h
Water Resistance
Sea Storm MK2 GMT300m
AK04 Field Sport Watch100m
MSRP
Sea Storm MK2 GMT$415
AK04 Field Sport Watch$325
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.50mm
42.4mm
Thickness
14.15mm
12.2mm
Lug-to-Lug
48.50mm
49.5mm
Lug Width
20mm
22mm
Water Resistance
300m
100m
Crystal & Dial
6 specsCrystal
Sapphire
Mineral
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Blue
Indices
Applied
—
Lume
BGW9
None
Movement
4 specsCaliber
NH34
F6B22
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
GMT, Day-date
Pricing
1 specsMSRP
$415
$325
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