Side by side

Seiko AstronvsVario 1945 A-11S Solar Quartz

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

Astron
SeikoAstron
MSRP $2,700
1945 A-11S Solar Quartz
Vario1945 A-11S Solar Quartz
MSRP $218

At a glance

13 of 29 specs differ
Diameter
Astron43.3mm
1945 A-11S Solar Quartz40mm
Power Reserve
Astron40h
1945 A-11S Solar Quartz40h
Water Resistance
Astron100m
1945 A-11S Solar Quartz50m
MSRP
Astron$2,700
1945 A-11S Solar Quartz$218

Full specifications

Case

7 specs
Category
Chronograph
Field
Diameter
43.3mm
40mm
Thickness
13.4mm
9mm
Lug-to-Lug
49.5mm
41mm
Lug Width
14mm
18mm
Material
Titanium
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

3 specs
Crystal Shape
Curved
Flat
AR Coating
Super-clear coating
Inner
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
5X83
Miyota 2070/2170
Jewels
14
25

Pricing

1 specs
MSRP
$2,700
$218

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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

The Seiko Astron is widely praised for its advanced timekeeping technology, including GPS and radio wave synchronization, offering grab-and-go convenience and exceptional accuracy, with some users reporting +/- 15 seconds per month or even 1/2 second per day for its autonomous quartz movement. Owners appreciate its well-finished titanium cases and bracelets, detailed dials with high-contrast markers, and lightweight, comfortable wearability. However, some find the price point of around $2,000 to $2,400 expensive, noting that GPS sync works best outdoors and that certain models lack screw-down casebacks, impacting water resistance. The lume is described as sparse on some models, and recessed buttons require tools to operate. Overall, owners and reviewers rate the Seiko Astron highly for its cutting-edge technology and comfortable, well-finished design, with the value proposition becoming more compelling when models are found at a discount.

From video reviewers

The watch's automatic time zone adjustment via GPS is a notable feature. The watch's solar-powered charging system can take up to 6 months to fully charge, which may not be ideal for users who need a quick power boost.

Vario 1945 A-11S Solar Quartz

Owners widely praise the Vario 1945 A-11S Solar Quartz for its superb case finishing, legibility, and premium look, with its 40mm size proving comfortable for many wrists. Reviewers highlight its incredible value at $198, featuring a Miyota solar quartz movement and polished chamfers adding unexpected style. Some owners note the lume is poor and the 50-meter water resistance is limited, while others desire a big date complication not supported by the solar movement. On balance, owners and reviewers rate the Vario 1945 A-11S Solar Quartz highly for its excellent finishing and value proposition.

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