Side by side

Seiko AstronvsCincinnati Watch Company Union Terminal Mechanical

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

Astron
SeikoAstron
MSRP $2,500
Union Terminal Mechanical
Cincinnati Watch CompanyUnion Terminal Mechanical
MSRP $650

At a glance

20 of 29 specs differ
Diameter
Astron42mm
Union Terminal Mechanical38mm
Power Reserve
Astron40h
Union Terminal Mechanical
Water Resistance
Astron100m
Union Terminal Mechanical30m
MSRP
Astron$2,500
Union Terminal Mechanical$650

Full specifications

Case

9 specs
Category
GMT
Dress
Diameter
42mm
38mm
Thickness
12.4mm
0mm
Lug-to-Lug
49.5mm
0mm
Lug Width
14mm
0mm
Material
Titanium
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
Domed
AR Coating
Super-clear coating
Dial Color
Black
Multiple
Indices
Applied
Lume
LumiBrite on hands and index(es)
BGW9

Movement

5 specs
Caliber
5X83
Sellita SW210
Type
Quartz
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
14
0

Pricing

1 specs
MSRP
$2,500
$650

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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.

Cincinnati Watch Company Union Terminal Mechanical

Owners praise the Cincinnati Watch Company Union Terminal Mechanical for its striking design and historical significance, particularly for Cincinnati natives. One owner highlights its suitability as a dress watch, finding it wears well on a leather strap. The watch is noted for its colors and design inspired by the Union Terminal clock, with a portion of sales supporting the landmark. At just over $350, it is considered a good value despite not featuring a high-end movement, strap, or crystal. Overall, owners rate the Cincinnati Watch Company Union Terminal Mechanical highly for its unique design and local historical connection at an accessible price point.

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