Seiko Prospex SeavsManufaktur Waldhoff Atlas GMT

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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.

Seiko Prospex Sea at true scale

Prospex Sea

Manufaktur Waldhoff Atlas GMT at true scale

Atlas GMT

Diameter

42mm

41mm

Lug-to-Lug

48.6mm

n/a

Thickness

13.3mm

lowest

13.5mm

Water Resistance

300m

300m

Power Reserve

72h

highest

41h

MSRP

n/a

$548

Movement

Seiko 6R54

Seiko NH34

Case

3 specs
Diameter
42mm
41mm
Thickness
13.3mm
13.5mm
Lug-to-Lug
48.6mm
n/a

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
n/a
n/a
Lume
LumiBrite on hands, index(es) and bezel
C3

Movement

3 specs
Caliber
Seiko 6R54
Seiko NH34
Power Reserve
72h
41h
Jewels
24
0

Pricing

1 specs
MSRP
n/a
$548
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Reviews

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

Seiko Prospex Sea

The Seiko Prospex Sea is widely recognized for its excellent value and solid build quality, with many owners appreciating its classic dive watch design and legible dial. Reviewers consistently praise its lume, with one owner noting it as excellent. The watch's finishing is also a frequent highlight, described as impressive and well-executed for its price point. Some owners find the 42mm case size wears well, even on smaller wrists, while others describe it as substantial and potentially uncomfortable for smaller wrists. The movement is noted as a 6R54 automatic. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its robust construction and classic dive watch aesthetics at a fair price.

Manufaktur Waldhoff Atlas GMT

Owners praise the Manufaktur Waldhoff Atlas GMT for its quality and "spec monster" features for an office GMT diver. However, one owner found the 41mm case too large for their wrist, leading them to sell it in favor of smaller case sizes. The watch utilizes a Seiko NH34 automatic movement and offers 300m water resistance. Overall, owners appreciate the Manufaktur Waldhoff Atlas GMT for its impressive specifications and build quality at its price point, though case size can be a personal fit consideration.

From video reviewers

The watch features excellent dial legibility due to high-quality Swiss luminous material. The Seiko NH34 GMT movement powers the watch.

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