Which is cheaper, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Supersport Chrono?

At MSRP the Borealis Watch Co. Sea Storm MK2 GMT is the cheaper of the two at $415, against $575 for the Tissot Supersport Chrono — a $160 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Supersport Chrono?

The Tissot Supersport Chrono wears larger at 45.5mm versus 41.50mm for the Borealis Watch Co. Sea Storm MK2 GMT — a 4mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Supersport Chrono?

The Borealis Watch Co. Sea Storm MK2 GMT is rated to 300m versus 100m for the Tissot Supersport Chrono.

What movement does the Borealis Watch Co. Sea Storm MK2 GMT run compared to the Tissot Supersport Chrono?

The Borealis Watch Co. Sea Storm MK2 GMT runs a automatic caliber (NH34), while the Tissot Supersport Chrono runs a quartz (13 1/4''').

Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsTissot Supersport Chrono

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

Borealis Watch Co.Sea Storm MK2 GMT

borealis-sea-storm-mk2-gmt-version-aa

MSRP $415

Tissot Supersport Chrono

t1256171104100

MSRP $575

At a glance

12 of 29 specs differ

Diameter

Sea Storm MK2 GMT41.50mm

Supersport Chrono45.5mm

Power Reserve

Sea Storm MK2 GMT40h

Supersport Chrono40h

Water Resistance

Sea Storm MK2 GMT300m

Supersport Chrono100m

MSRP

Sea Storm MK2 GMT$415

Supersport Chrono$575

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Dial Color

Black

Blue

Indices

Applied

Indexes

Lume

BGW9

Super-LumiNova ®

Movement

2 specs

Caliber

NH34

13 1/4'''

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$415

$575

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