Henry Archer ØhavvsSeiko 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.

Henry Archer Øhav at true scale

Øhav

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

40mm

41.7mm

Lug-to-Lug

47mm

lowest

49.5mm

Thickness

11.4mm

lowest

12.3mm

Water Resistance

200m

200m

Power Reserve

n/a

41h

MSRP

$717

$595

lowest

Movement

Miyota 9019

Seiko 4R35

Case

4 specs
Diameter
40mm
41.7mm
Thickness
11.45mm
12.3mm
Lug-to-Lug
47mm
49.5mm
Material
Titanium
Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9019
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$717
$595
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Reviews

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

Henry Archer Øhav

Owners widely praise the Henry Archer Øhav for its beautiful design, particularly the dial's depth effect created by applied indices and a floating effect from markers, with one owner noting it looks Grand Seiko-esque. The watch's finishing is considered a cut above its price point, and winding is smooth. However, the date window is consistently described as illegible, and one owner found the date wheel slightly off-center. The dial's pattern is identical across colorways, a point of disappointment for some compared to advertising. The watch achieves +0spd out of the box. Overall, owners rate the Henry Archer Øhav highly for its dial finishing and value, despite the illegible date window.

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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