Side by side

Seiko AstronvsHELM Vanuatu

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

Astron
SeikoAstron
MSRP $2,500
Vanuatu
HELMVanuatu
MSRP $285

At a glance

14 of 29 specs differ
Diameter
Astron42mm
Vanuatu42mm
Power Reserve
Astron40h
Vanuatu40h
Water Resistance
Astron100m
Vanuatu300m
MSRP
Astron$2,500
Vanuatu$285

Full specifications

Case

6 specs
Category
GMT
Diver
Thickness
12.4mm
14mm
Lug-to-Lug
49.5mm
50mm
Lug Width
14mm
22mm
Material
Titanium
Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Super-clear coating
Yes
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

5 specs
Caliber
5X83
Seiko Instruments NH35
Type
Quartz
Automatic
Power Reserve
40h
40h
Jewels
14
24
Complications
None
Date

Pricing

1 specs
MSRP
$2,500
$285

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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.

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.

HELM Vanuatu

Owners widely praise the HELM Vanuatu for its exceptional comfort, with the titanium bracelet frequently cited as "uber-comfortable" and the watch itself being less overbearing on the wrist than comparable dive watches. Reviewers note its great bezel action and overall quality, with one owner finding the purchase satisfactory despite a nearly two-year wait. On balance, owners rate the HELM Vanuatu highly for its wearability and solid build at the price.

From video reviewers

The case finishing is consistently praised. The bracelet is noted as having significant rattle.

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