Duxot Atlantica Skeleton AutomaticvsSeiko 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.

Atlantica Skeleton Automatic

Prospex Sea
Diameter
40mm
43.8mm
Lug-to-Lug
46.5mm
lowest
48.7mm
Thickness
13mm
12.8mm
lowest
Water Resistance
100m
200m
highest
Power Reserve
n/a
41h
MSRP
$360
lowest
$625
Movement
Seiko NH70
Seiko 4R35
Case
7 specsCrystal & Dial
3 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Duxot Atlantica Skeleton Automatic is widely praised for its value at around $139, with owners appreciating its original design that sets it apart from other watches. The deep blue dial is noted to pop in sunlight, and the bezel markings align well. However, some owners report a stiff bezel and a jangly, pin-linked bracelet that may require adjustment for a better fit. Accuracy varies, with some users observing a loss of about 12 seconds per day. On balance, owners consider the Duxot Atlantica Skeleton Automatic a well-regarded daily wearer offering good value, with its unique design being a significant draw.
The Seiko Prospex Sea is widely praised for its excellent value as a sport watch, with owners highlighting its comfortable wearability and generous lume. Reviewers note its solid build quality and attractive design, with some specifically mentioning the matte black dial as a strong point. One owner reports accuracy around +1 to +2 seconds per day. The 43.8mm case size is considered substantial by some, and one owner found the watch heavy and thick, regretting not choosing a different variant. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its blend of classic design and modern utility at an accessible price point.
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