Side by side

Seiko Astron GPS Solar 2025 Limited EditionvsWilliam Wood Triumph Chronograph

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
Triumph Chronograph
William WoodTriumph Chronograph
MSRP $2,525

At a glance

13 of 29 specs differ
Diameter
Astron GPS Solar 2025 Limited Edition42mm
Triumph Chronograph41mm
Power Reserve
Astron GPS Solar 2025 Limited Edition40h
Triumph Chronograph40h
Water Resistance
Astron GPS Solar 2025 Limited Edition100m
Triumph Chronograph100m
MSRP
Astron GPS Solar 2025 Limited Edition$2,600
Triumph Chronograph$2,525

Full specifications

Case

6 specs
Category
GMT
Chronograph
Diameter
42mm
41mm
Thickness
12mm
16mm
Lug-to-Lug
47.9mm
49.5mm
Lug Width
14mm
20mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

3 specs
AR Coating
Super-clear coating
Inner
Dial Color
Black
Steel
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
3X62
Sellita SW510
Type
Quartz
Automatic
Jewels
10
25

Pricing

1 specs
MSRP
$2,600
$2,525

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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.

William Wood Triumph Chronograph

The William Wood Triumph Chronograph is a Swiss-made chronograph featuring a 41mm stainless steel case and a Sellita SW510 movement. Reviewers highlight its firefighting-inspired design, including a sandwich dial, unique sub-dials, and upcycled fire hose straps. The watch has a 48-hour power reserve, though the movement is often credited with up to 56 hours. Its 16.5mm height and 49.5mm lug-to-lug measurement mean it wears large on a 7-inch wrist, and the handset is described as flat and blocky. Overall, reviewers appreciate the novel design elements and thematic execution of the William Wood Triumph Chronograph.

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