Side by side

Hamilton Khaki Aviation X-Wind Auto chronovsSpinnaker Bradner GMT

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

Khaki Aviation X-Wind Auto chrono
HamiltonKhaki Aviation X-Wind Auto chrono
MSRP $2,095
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

10 of 29 specs differ
Diameter
Khaki Aviation X-Wind Auto chrono44mm
Bradner GMT42mm
Power Reserve
Khaki Aviation X-Wind Auto chrono60h
Bradner GMT40h
Water Resistance
Khaki Aviation X-Wind Auto chrono100m
Bradner GMT180m
MSRP
Khaki Aviation X-Wind Auto chrono$2,095
Bradner GMT$299

Full specifications

Case

6 specs
Category
Pilot
GMT
Diameter
44mm
42mm
Thickness
15.6mm
15mm
Lug-to-Lug
46mm
50mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
180m

Crystal & Dial

1 specs
Dial Color
Blue
Brown

Movement

2 specs
Caliber
H-21
Seiko NH34A
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,095
$299

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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.

Hamilton Khaki Aviation X-Wind Auto chrono

Owners widely praise the Hamilton Khaki Aviation X-Wind Auto chrono for its good quality for the price and versatility with straps. Reviewers highlight its unique drift angle calculator function as a horological curio and legitimate navigational tool, noting its modified Valjoux 7750 movement provides a 60-hour power reserve. Some owners find the busy dial and left-handed crown/pusher setup unusual, and its lume could be stronger, while others consider it a heavy travel watch with features not useful for everyday use. On balance, owners and reviewers rate the Hamilton Khaki Aviation X-Wind Auto chrono highly for its functionality and build quality at its price point.

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

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