Side by side

Nodus Sector II Field TitaniumvsSeiko Astron

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

Sector II Field Titanium
NodusSector II Field Titanium
MSRP $550
Astron
SeikoAstron
MSRP $2,500

At a glance

14 of 29 specs differ
Diameter
Sector II Field Titanium38mm
Astron42mm
Power Reserve
Sector II Field Titanium41h
Astron40h
Water Resistance
Sector II Field Titanium100m
Astron100m
MSRP
Sector II Field Titanium$550
Astron$2,500

Full specifications

Case

5 specs
Category
Field
GMT
Diameter
38mm
42mm
Thickness
11.7mm
12.4mm
Lug-to-Lug
47mm
49.5mm
Lug Width
20mm
14mm

Crystal & Dial

4 specs
Crystal Shape
Box
Flat
AR Coating
Yes
Super-clear coating
Dial Color
Black
Lume
Swiss Super-LumiNova® BGW9 Grade A
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
TMI NH38
5X83
Type
Automatic
Quartz
Power Reserve
41h
40h
Jewels
24
14

Pricing

1 specs
MSRP
$550
$2,500

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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.

Nodus Sector II Field Titanium

The Nodus Sector II Field Titanium is lauded for its comfortable, thinner 38mm titanium case with a matte, media-blasted finish and scratch-resistant coating, a standout layered dial design, and a comfortable TecTuff rubber strap. Reviewers note its tough, affordable tool watch nature, featuring olive green Ceracote on the titanium case and a tropical dial with Super-LumiNova BGW9 lume. The TMI NH38 movement provides a 41-hour power reserve, and accuracy is regulated to +/-10 seconds per day. The all-matte finishing lacks the visual refinement of polished elements found on other Nodus models. Overall, reviewers praise the Nodus Sector II Field Titanium for its durable construction and distinctive design at an accessible price point.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

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