Seiko Prospex SeavsVentus Watches Northstar
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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.
Prospex Sea
Northstar
Diameter
41mm
40mm
Lug-to-Lug
46.9mm
45mm
lowest
Thickness
12.3mm
lowest
13mm
Water Resistance
200m
300m
highest
Power Reserve
70h
n/a
MSRP
$900
n/a
Movement
Seiko 6R35
Seiko NH35
Case
4 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners praise the Ventus Northstar for its overbuilt and practical diver watch aspects, with perceived quality far above its price point. One owner notes the brass case measures 40mm with a 45mm lug to lug and 13mm thickness, featuring a double-domed sapphire crystal with inner AR coating. The case is rated for 300m water resistance. Some owners find the N1 version's dial underwhelming and the rubber strap flimsy, while one owner reports the white dial WD007ST has a noticeably misaligned date wheel. Overall, owners rate the Ventus Northstar highly for its exceptional value and robust build quality at its price point.
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