Side by side

Seiko Astron GPS Solar 2025 Limited EditionvsBoldr The Vogelkop

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
The Vogelkop
BoldrThe Vogelkop
MSRP $449

At a glance

14 of 29 specs differ
Diameter
Astron GPS Solar 2025 Limited Edition42mm
The Vogelkop40mm
Power Reserve
Astron GPS Solar 2025 Limited Edition40h
The Vogelkop40h
Water Resistance
Astron GPS Solar 2025 Limited Edition100m
The Vogelkop200m
MSRP
Astron GPS Solar 2025 Limited Edition$2,600
The Vogelkop$449

Full specifications

Case

7 specs
Category
GMT
Tool
Diameter
42mm
40mm
Thickness
12mm
12.3mm
Lug-to-Lug
47.9mm
46mm
Lug Width
14mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Super-clear coating
Yes
Dial Color
Black
Vogelkop Superb
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

3 specs
Caliber
3X62
Seiko NH38A
Type
Quartz
Automatic
Jewels
10
25

Pricing

1 specs
MSRP
$2,600
$449

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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.

Boldr The Vogelkop

The Musou Black dial is the standout feature, creating a unique and stealthy aesthetic. The watch offers 200m water resistance and a comfortable 40mm case size. Reviewers did not explicitly agree on any weaknesses.

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