Side by side

Momentum Atlas Eclipse Solar 38vsSeestern S456 GMT

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 Eclipse Solar 38

Owners widely praise the Momentum Atlas Eclipse Solar 38 for its perfect 38mm size, lightweight titanium case, and excellent readability with its pilot-style dial and simple layout. The solar-powered quartz movement is appreciated for its quick charging and low maintenance, with one owner noting better lume than a previous Tissot. The watch is frequently described as a comfortable, no-frills daily wear or GADA watch that disappears on the wrist. Some owners find the branding excessive, the original leather strap stiff, and the bracelet cheap-feeling with limited adjustment. One owner reported a faulty solar movement requiring service, and another noted a small piece of fluff inside the case. Overall, owners rate the Momentum Atlas Eclipse Solar 38 highly for its comfortable wearability and value as a solar-powered field watch.

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

At a glance

16 of 29 specs differ
Diameter
Atlas Eclipse Solar 3838mm
S456 GMT41mm
Power Reserve
Atlas Eclipse Solar 3840h
S456 GMT41hh
Water Resistance
Atlas Eclipse Solar 38100m
S456 GMT200m
MSRP
Atlas Eclipse Solar 38$235
S456 GMT$299

Full specifications

Case

7 specs
Category
GMT
Diameter
38mm
41mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
49mm
Material
Titanium
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
None
C1

Movement

6 specs
Caliber
Epson VS42
Seiko NH34
Type
Solar
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT

Pricing

1 specs
MSRP
$235
$299
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