Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsZelos Comet 39
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Comet 3939mm
Power Reserve
Sea Storm MK2 GMT40h
Comet 3940h
Water Resistance
Sea Storm MK2 GMT300m
Comet 3950m
MSRP
Sea Storm MK2 GMT$415
Comet 39$2,499
Full specifications
Case
7 specsCategory
Diver
Dress
Diameter
41.50mm
39mm
Thickness
14.15mm
7.6mm
Lug-to-Lug
48.50mm
39mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Tantalum LE
Lume
BGW9
None
Movement
2 specsCaliber
NH34
ETA/Peseux 7001
Type
Automatic
Manual
Pricing
1 specsMSRP
$415
$2,499
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