Borealis Watch Co. Sea Storm MK2 GMTvsSeiko SKX009
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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.

Sea Storm MK2 GMT

SKX009
Diameter
41.5mm
42mm
Lug-to-Lug
48.5mm
46mm
lowest
Thickness
14.2mm
13.4mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
n/a
40h
MSRP
$415
n/a
Movement
Seiko NH34
Seiko 7S26
Case
5 specsCrystal & Dial
4 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely praise the Seiko SKX009 as a desirable daily beater and a favored summer watch for its looks, comfort, and tool watch feel, with one owner noting an inexplicable quality that makes them choose it over more accurate watches. The unique Arabic date wheel and red strap are specific points of appreciation, and it was a forum favorite for first-time diver purchases. Some owners find the stock bezel insert "hideous" due to its second markers and Pepsi colors, while others chose the watch specifically for it. The Seiko SKX009 is noted as having been discontinued. On balance, owners rate the Seiko SKX009 highly for its enduring tool watch appeal and distinctive aesthetic, making it a beloved, albeit now discontinued, choice.
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