Borealis Watch Co. Sea Storm MK2 GMTvsDuckworth Prestex Belmont 300 Automatic
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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
Belmont 300 Automatic
Diameter
41.5mm
42mm
Lug-to-Lug
48.5mm
lowest
50mm
Thickness
14.2mm
13mm
lowest
Water Resistance
300m
300m
Power Reserve
n/a
38h
MSRP
$415
lowest
$750
Movement
Seiko NH34
Miyota 9039
Case
4 specsCrystal & Dial
2 specsMovement
2 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 find Duckworth Prestex watches interesting and good value, with the Belmont model specifically noted for its wavy dial pattern. Some owners consider the brand's price point ambitious compared to other microbrands. Overall, owners find Duckworth Prestex watches interesting and good value, particularly liking the Belmont model for its wavy dial pattern.
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