Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsSeestern S424 Full Lume Pilot

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Sea Storm MK2 GMT
Borealis Watch Co.Sea Storm MK2 GMT
MSRP $415
S424 Full Lume Pilot
SeesternS424 Full Lume Pilot
MSRP $299

At a glance

14 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
S424 Full Lume Pilot38mm
Power Reserve
Sea Storm MK2 GMT40h
S424 Full Lume Pilot41h
Water Resistance
Sea Storm MK2 GMT300m
S424 Full Lume Pilot50m
MSRP
Sea Storm MK2 GMT$415
S424 Full Lume Pilot$299

Full specifications

Case

7 specs
Category
Diver
Pilot
Diameter
41.50mm
38mm
Thickness
14.15mm
11mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

1 specs
Lume
BGW9
Full lume

Movement

5 specs
Caliber
NH34
Seiko NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
41h
Jewels
25
24
Complications
None
GMT

Pricing

1 specs
MSRP
$415
$299

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