Side by side

Momentum M-Ocean EclipsevsSheffield 1A

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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What people say

Owners + reviewers, side by side

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

Momentum M-Ocean Eclipse

Owners praise the Momentum M-Ocean Eclipse for its distinctive design and durable, lightweight build, making it a comfortable daily wearer. The bezel action is satisfying, and the watch offers excellent 200m water resistance. Some owners note that the lume could be improved, and there have been reports of issues with third-party customer service. Overall, owners rate the Momentum M-Ocean Eclipse highly for its aesthetic appeal and value.

Sheffield 1A

Owners widely praise the Sheffield 1A for its superb quality, sturdiness, and value, with many finding its blue dial appealing and its construction more substantial than comparable models. One owner noted expensive shipping fees as a drawback, and another suggested the bezel action could be crisper. Overall, owners consider the Sheffield 1A a no-brainer for its affordability and quality.

At a glance

11 of 29 specs differ
Diameter
M-Ocean Eclipse38mm
1A40mm
Power Reserve
M-Ocean Eclipse
1A
Water Resistance
M-Ocean Eclipse200m
1A200m
MSRP
M-Ocean Eclipse$255
1A$223

Full specifications

Case

5 specs
Category
Diver
Diameter
38mm
40mm
Thickness
11.5mm
12.8mm
Lug-to-Lug
45.5mm
46mm
Lug Width
18mm
20mm

Crystal & Dial

2 specs
Dial Color
White/Blue
Lume
None
Swiss blue lume

Movement

3 specs
Caliber
Seiko VS22
Seiko NH35
Type
Solar
Automatic
Power Reserve
0h

Pricing

1 specs
MSRP
$255
$223
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