Side by side

Seiko Astron GPS Solar 2025 Limited EditionvsCincinnati Watch Company Union Terminal Mechanical

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

Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,600
Union Terminal Mechanical
Cincinnati Watch CompanyUnion Terminal Mechanical
MSRP $650

At a glance

20 of 29 specs differ
Diameter
Astron GPS Solar 2025 Limited Edition42mm
Union Terminal Mechanical38mm
Power Reserve
Astron GPS Solar 2025 Limited Edition40h
Union Terminal Mechanical
Water Resistance
Astron GPS Solar 2025 Limited Edition100m
Union Terminal Mechanical30m
MSRP
Astron GPS Solar 2025 Limited Edition$2,600
Union Terminal Mechanical$650

Full specifications

Case

9 specs
Category
GMT
Dress
Diameter
42mm
38mm
Thickness
12mm
0mm
Lug-to-Lug
47.9mm
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
3X62
Sellita SW210
Type
Quartz
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
10
0

Pricing

1 specs
MSRP
$2,600
$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 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.

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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