Aigi Watches Arctic Diver Black Dive WatchvsSeiko 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.

Aigi Watches Arctic Diver Black Dive Watch at true scale

Arctic Diver Black Dive Watch

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

41mm

41.7mm

Lug-to-Lug

46mm

lowest

49.5mm

Thickness

11.9mm

lowest

12.3mm

Water Resistance

200m

200m

Power Reserve

41h

41h

MSRP

$480

lowest

$595

Movement

Seiko NH35

Seiko 4R35

Case

4 specs
Diameter
41mm
41.7mm
Thickness
11.95mm
12.3mm
Lug-to-Lug
46mm
49.5mm
Lug Width
n/a
20mm

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
black
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

2 specs
Caliber
Seiko NH35
Seiko 4R35
Jewels
0
23

Pricing

1 specs
MSRP
$480
$595
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Aigi Watches Arctic Diver Black Dive Watch

Owners report the Aigi Arctic Diver Black Dive Watch offers decent specifications for its $199 price point. However, one owner noted weak lume and poor alignment of hands, indices, and bezel on their unit, though the brand facilitated a quick replacement. Another owner expressed uncertainty about the watch's quality due to a scarcity of online reviews. Some find the 41mm case, 49mm lug-to-lug, and 22mm lugs to be chunky. Overall, owners find the Aigi Arctic Diver Black Dive Watch to be a value proposition despite some quality control concerns and sizing considerations.

Seiko Prospex Sea

Owners widely report the Seiko Prospex Sea is a well-built watch at a fair price, with some finding its 41.7mm case size perfect while others with smaller wrists consider it big, thick, and heavy. Reviewers consistently praise the excellent lume and robust design. One owner notes the bezel action is smoother and more precise than some other Seiko divers. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its value and proven design.

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