Side by side

Borealis Watch Co. Sea Storm MK2vsBremont Altitude Perpetual Calendar GMT

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

Sea Storm MK2
Borealis Watch Co.Sea Storm MK2
MSRP $475
Altitude Perpetual Calendar GMT
BremontAltitude Perpetual Calendar GMT
MSRP $38,450

At a glance

11 of 29 specs differ
Diameter
Sea Storm MK241.50mm
Altitude Perpetual Calendar GMT42mm
Power Reserve
Sea Storm MK240h
Altitude Perpetual Calendar GMT40h
Water Resistance
Sea Storm MK2300m
Altitude Perpetual Calendar GMT—
MSRP
Sea Storm MK2$475
Altitude Perpetual Calendar GMT$38,450

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
41.50mm
42mm
Thickness
14.15mm
12.65mm
Lug-to-Lug
48.50mm
—
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
300m
—

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
BGW9
None

Movement

1 specs
Caliber
NH38
—

Pricing

1 specs
MSRP
$475
$38,450

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