Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsHemel HFC Mechanical Chronograph

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
HFC Mechanical Chronograph
HemelHFC Mechanical Chronograph
MSRP $550

At a glance

13 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
HFC Mechanical Chronograph40mm
Power Reserve
Sea Storm MK2 GMT40h
HFC Mechanical Chronograph40h
Water Resistance
Sea Storm MK2 GMT300m
HFC Mechanical Chronograph100m
MSRP
Sea Storm MK2 GMT$415
HFC Mechanical Chronograph$550

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
41.50mm
40mm
Thickness
14.15mm
13.4mm
Lug-to-Lug
48.50mm
47mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Airfoil (1970s British Pilot)
Lume
BGW9
None

Movement

2 specs
Caliber
NH34
Seagull ST19
Type
Automatic
Manual

Pricing

1 specs
MSRP
$415
$550

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