Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsChristopher Ward C65 Aquitaine Bronze COSC
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
C65 Aquitaine Bronze COSC46.68mm
Power Reserve
Sea Storm MK2 GMT40h
C65 Aquitaine Bronze COSC38h
Water Resistance
Sea Storm MK2 GMT300m
C65 Aquitaine Bronze COSC200m
MSRP
Sea Storm MK2 GMT$415
C65 Aquitaine Bronze COSC$1,695
Full specifications
Case
8 specsDiameter
41.50mm
46.68mm
Thickness
14.15mm
12.45mm
Lug-to-Lug
48.50mm
46.68mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
200m
Caseback
Solid
Display
Crystal & Dial
2 specsDial Color
Black
Blue
Lume
BGW9
SLN X1 BL Old Radium
Movement
5 specsCaliber
NH34
SW200
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
38h
Jewels
25
26
Complications
None
Moonphase, Day-date, Date
Pricing
1 specsMSRP
$415
$1,695
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