Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsHamilton Jazzmaster Performer Automatic

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 Performer Automatic
HamiltonJazzmaster Performer Automatic
MSRP $1,245

At a glance

11 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Jazzmaster Performer Automatic38mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Jazzmaster Performer Automatic80h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Jazzmaster Performer Automatic100m
MSRP
Flyboy Airmaster GMT Automatic$365
Jazzmaster Performer Automatic$1,245

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
40mm
38mm
Thickness
11.47mm
Lug-to-Lug
46mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

2 specs
Caliber
NH34
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$365
$1,245

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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 Performer Automatic

Owners widely praise the Hamilton Jazzmaster Performer Automatic for its clean design, comfortable wearability, and impressive 80-hour power reserve, with accuracy averaging just over 2 seconds per day. Some owners note the bezel is non-functional, and one experienced an internal movement failure causing time jumps, though service resolved this. The 34mm variant is considered solid for smaller wrists due to its flatter crystal and reasonable lug-to-lug distance. On balance, owners and reviewers rate the Hamilton Jazzmaster Performer Automatic highly for its blend of style, comfort, and extended power reserve at its price point.

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