Side by side

Momentum Atlas AutomaticvsSeiko 5 Sports Field series

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

What people say

Owners + reviewers, side by side

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

Momentum Atlas Automatic

Owners widely praise the Momentum Atlas Automatic's 38mm case size for comfort and wearability, with many noting its lightweight titanium build and legible dial as key strengths for daily wear and travel. Reviewers and owners alike highlight its value and good build quality. Some owners report the Miyota 9015 movement keeps excellent time, with one noting accuracy within +10 seconds per day. The sapphire crystal is described as very clear. However, opinions are mixed on the lume, with some finding it sub-par for the price and short-lived, while others report it as exceptionally strong. The design is considered safe and conventional by some, and the chrome edging on the handset and excessive branding are disliked by one owner. A few owners experienced issues with a faulty movement in a solar model and noted the bracelet quality as cheap. One owner found thicker NATO straps do not fit due to the lug design.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series is praised for its value, offering an accessible explorer-style watch with a GMT complication and excellent legibility thanks to LumiBrite on the dial and bezel. The watches feature a 41mm stainless steel case, 100m water resistance, and are powered by either the 4R36 or 4R34 movement, both with a 41-hour power reserve. One reviewer notes the inclusion of a compass bezel with a lumed pearl and fully lumed Arabic numerals on the dial for the non-GMT models. Overall, reviewers consider the Seiko 5 Sports Field GMT models good value under 500 euros.

At a glance

14 of 29 specs differ
Diameter
Atlas Automatic38mm
5 Sports Field series39.4mm
Power Reserve
Atlas Automatic42h
5 Sports Field series41h
Water Resistance
Atlas Automatic
5 Sports Field series100m
MSRP
Atlas Automatic$495
5 Sports Field series$315

Full specifications

Case

6 specs
Category
Sport
Diameter
38mm
39.4mm
Thickness
12mm
13.2mm
Lug-to-Lug
46mm
48.1mm
Material
Titanium
Stainless Steel
Water Resistance
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9015
Seiko 4R36
Power Reserve
42h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$495
$315
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