Aigi Watches Arctic DivervsSeiko Prospex Sea
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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.

Arctic Diver

Prospex Sea
Diameter
41mm
41mm
Lug-to-Lug
46mm
lowest
46.9mm
Thickness
11.9mm
lowest
12.3mm
Water Resistance
200m
200m
Power Reserve
41h
70h
highest
MSRP
$480
lowest
$900
Movement
Seiko NH35
Seiko 6R35
Case
3 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Aigi Watches ARCTIC DIVER is considered a decent value for its Kickstarter price, featuring a Seiko NH35 movement and 200m water resistance. However, its 41mm case size and 49mm lug-to-lug are described as chunky by some owners, and there are questions about the long-term viability of a Kickstarter brand. Overall, owners view the Aigi Watches ARCTIC DIVER as a solid watch for its price point, with its value proposition being a key draw.
Owners widely praise the Seiko Prospex Sea for its value and robust build, with many highlighting its excellent lume and attractive design. Some owners find the 41mm case size perfect, while others with smaller wrists consider it too large, thick, and heavy. The stock rubber strap is noted as uncomfortable for land wear by one owner. Overall, owners rate the Seiko Prospex Sea highly for its design and value at the price point.
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