Borealis Watch Co. Sea Storm MK2 GMTvsZRC 1904 MN64 -Metal

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Borealis Watch Co. Sea Storm MK2 GMT at true scale

Sea Storm MK2 GMT

ZRC 1904 MN64 -Metal at true scale

MN64 -Metal

Diameter

41.5mm

41.5mm

Lug-to-Lug

48.5mm

n/a

Thickness

14.2mm

14mm

lowest

Water Resistance

300m

1000m

highest

Power Reserve

n/a

56h

MSRP

$415

lowest

$3,690

Movement

Seiko NH34

Sellita SW300-1

Case

4 specs
Thickness
14.15mm
14mm
Lug-to-Lug
48.5mm
n/a
Lug Width
20mm
n/a
Water Resistance
300m
1000m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

2 specs
Caliber
Seiko NH34
Sellita SW300-1
Power Reserve
0h
56h

Pricing

1 specs
MSRP
$415
$3,690
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Borealis Watch Co. Sea Storm MK2 GMT

The Borealis Sea Storm MK2 GMT is noted for its retro aesthetic, featuring modern components, a black and white bezel, and an orange GMT hand. Owners highlight its ample lume and a well-made bracelet. The watch is described as being a relatively thick, yet surprisingly wearable, 41.5mm case size, with a date window that integrates smoothly into the dial. Overall, owners rate the Borealis Sea Storm MK2 GMT highly for its retro vibe and modern execution at its price point.

ZRC 1904 MN64 -Metal

The ZRC 1904 MN64 -Metal is a 41.5mm titanium dive watch with a Sellita SW300-1 automatic movement, offering 1000m water resistance and a crown positioned at 6 o'clock. Reviewers note its functional, brutalist design refined with modern materials. One review states the Sellita SW300-1 movement is regulated to approximately +/- 5 seconds per day. Overall, reviewers highlight the ZRC 1904 MN64 -Metal's refined brutalist aesthetic and modern material execution.