Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsOrient Kamasu
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Kamasu41.8mm
Power Reserve
Sea Storm MK2 GMT40h
Kamasu40h
Water Resistance
Sea Storm MK2 GMT300m
Kamasu200m
MSRP
Sea Storm MK2 GMT$415
Kamasu$375
Full specifications
Case
5 specsDiameter
41.50mm
41.8mm
Thickness
14.15mm
12.8mm
Lug-to-Lug
48.50mm
47mm
Lug Width
20mm
22mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Lume
BGW9
None
Movement
4 specsCaliber
NH34
F6922
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
Day-date
Pricing
1 specsMSRP
$415
$375
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