Which is cheaper, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Seastar 1000?

At MSRP the Borealis Watch Co. Sea Storm MK2 GMT is the cheaper of the two at $415, against $875 for the Tissot Seastar 1000 — a $460 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Seastar 1000?

The Borealis Watch Co. Sea Storm MK2 GMT wears larger at 41.50mm versus 40mm for the Tissot Seastar 1000 — a 1.5mm difference across the dial.

Which has a longer power reserve, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot Seastar 1000?

The Tissot Seastar 1000 carries a 80-hour power reserve against 40 hours on the Borealis Watch Co. Sea Storm MK2 GMT.

What movement does the Borealis Watch Co. Sea Storm MK2 GMT run compared to the Tissot Seastar 1000?

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 GMT uses the NH34 and the Tissot Seastar 1000 uses the Powermatic 80.

Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsTissot Seastar 1000

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 Seastar 1000

t1208071105100

MSRP $875

At a glance

11 of 29 specs differ

Diameter

Sea Storm MK2 GMT41.50mm

Seastar 100040mm

Power Reserve

Sea Storm MK2 GMT40h

Seastar 100080h

Water Resistance

Sea Storm MK2 GMT300m

Seastar 1000300m

MSRP

Sea Storm MK2 GMT$415

Seastar 1000$875

Full specifications

Case

4 specs

Diameter

41.50mm

40mm

Thickness

14.15mm

12.48mm

Lug-to-Lug

48.50mm

40mm

Lug Width

20mm

Crystal & Dial

4 specs

AR Coating

Inner

Yes

Dial Color

Black

Graded grey-black

Indices

Applied

Indexes

Lume

BGW9

Super-LumiNova ®

Movement

2 specs

Caliber

NH34

Powermatic 80

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$415

$875

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