Side by side

Nodus Sector II SportvsSeiko Astron GPS Solar 2025 Limited Edition

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

Sector II Sport
NodusSector II Sport
MSRP $525
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,600

At a glance

15 of 29 specs differ
Diameter
Sector II Sport38mm
Astron GPS Solar 2025 Limited Edition42mm
Power Reserve
Sector II Sport41h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Sector II Sport100m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Sector II Sport$525
Astron GPS Solar 2025 Limited Edition$2,600

Full specifications

Case

6 specs
Category
Sport
GMT
Diameter
38mm
42mm
Thickness
11.7mm
12mm
Lug-to-Lug
47mm
47.9mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

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

Movement

4 specs
Caliber
TMI NH38 (no-date)
3X62
Type
Automatic
Quartz
Power Reserve
41h
40h
Jewels
24
10

Pricing

1 specs
MSRP
$525
$2,600

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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 Sport

Owners widely praise the Nodus Sector II Sport for its comfortable 38mm wearability, unique three-level sector dial with applied indices, and thin case. Accuracy varies, with one owner reporting plus 4 seconds per day. Criticisms include a bulky clasp with sharp edges, a strong blue AR coating, and the non-reversible bronze bezel patina. The use of an NH38 movement in a watch priced over $500 is also noted. Overall, owners rate the Nodus Sector II Sport highly for its comfortable wearability and unique dial design.

From video reviewers

The crisp, clean dial and robust build quality are consistently praised. The lume on-wrist and water resistance are noted as strengths. Reviewers disagree on the value proposition of the Atlantis Edition due to its scarcity.

Seiko Astron GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is widely praised for its advanced GPS time and date adjustment capabilities, powered by light to eliminate battery changes. Owners and reviewers highlight its impressive accuracy and the convenience of automatic time zone updates, with some specifically commending the wearability of the 39mm size and its clean, simple design. However, reception of the GPS signal requires an unobstructed view of the sky, and manual time zone adjustments are necessary for Daylight Saving Time on some variants. One owner notes a slight imperfection in chapter ring alignment on the 39mm model. On balance, owners and reviewers rate the Seiko Astron GPS Solar 2025 Limited Edition highly for its satellite-powered timekeeping and improved wearability in the 39mm configuration.

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