Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsHamilton Jazzmaster Auto Chrono

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

Flyboy Airmaster GMT Automatic
AVI-8Flyboy Airmaster GMT Automatic
MSRP $365
Jazzmaster Auto Chrono
HamiltonJazzmaster Auto Chrono
MSRP $2,095

At a glance

10 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Jazzmaster Auto Chrono42mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Jazzmaster Auto Chrono60h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Jazzmaster Auto Chrono100m
MSRP
Flyboy Airmaster GMT Automatic$365
Jazzmaster Auto Chrono$2,095

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
40mm
42mm
Thickness
15.23mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Movement

2 specs
Caliber
NH34
H-21
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$365
$2,095

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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.

AVI-8 Flyboy Airmaster GMT Automatic

Owners widely praise the AVI-8 Flyboy Airmaster GMT Automatic for its robust build quality, intricate three-timezone function, and crisp dial texture. The watch is noted for its wearable 41mm case size and 48.5mm lug-to-lug, with an internally positioned GMT complication that maintains a clean dial appearance. Some owners report the stock leather strap feels cheap and limits strap changing options. On balance, owners rate the AVI-8 Flyboy Airmaster GMT Automatic highly for its solid finishing and value, particularly highlighting the dial's depth and texture.

Hamilton Jazzmaster Auto Chrono

Owners widely praise the Hamilton Jazzmaster Auto Chrono for its value and dressy yet substantial look. The H-31 or adapted 7753 movement is noted, alongside a 60-hour power reserve. Some owners prefer a 3-6-9 subdial layout or a smaller case size, and the movement's thickness makes it unsuitable for those seeking a slim watch. On balance, owners rate the Hamilton Jazzmaster Auto Chrono highly for its value and refined aesthetic.

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