Side by side

Hamilton Khaki Aviation X-Wind GMT Chrono QuartzvsSeiko Astron

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Khaki Aviation X-Wind GMT Chrono Quartz

Owners praise the Hamilton Khaki Aviation X-Wind GMT Chrono Quartz for its sturdy build, 100-meter water resistance, and screw-down crown, with one owner noting outstanding fit, finish, and quality. The dial design is described as meticulous, featuring raised, brushed stainless steel indices and a downward-pointing triangle. However, some owners find the watch big and chunky, and its specific GMT and chronograph features are considered by some to be of limited practical use. Lume is described as good but not amazing, and the AR coating on the sapphire crystal is decent. Accuracy figures vary, with one owner reporting the watch gained 6 seconds in its first few days of wear. Overall, owners rate the Hamilton Khaki Aviation X-Wind GMT Chrono Quartz as a dependable and well-built travel watch, particularly for its robust construction and detailed dial design.

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.

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation X-Wind GMT Chrono Quartz46mm
Astron42mm
Power Reserve
Khaki Aviation X-Wind GMT Chrono Quartz
Astron
Water Resistance
Khaki Aviation X-Wind GMT Chrono Quartz100m
Astron100m
MSRP
Khaki Aviation X-Wind GMT Chrono Quartz$1,245
Astron$2,500

Full specifications

Case

6 specs
Category
Pilot
GMT
Diameter
46mm
42mm
Thickness
13.75mm
12.4mm
Lug-to-Lug
0mm
49.5mm
Lug Width
22mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

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

Movement

2 specs
Caliber
G10.962
5X83
Jewels
0
14

Pricing

1 specs
MSRP
$1,245
$2,500
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