Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsLongines CONQUEST HERITAGE

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
CONQUEST HERITAGE
LonginesCONQUEST HERITAGE
MSRP $3,400

At a glance

19 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
CONQUEST HERITAGE38mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
CONQUEST HERITAGE
Water Resistance
Flyboy Airmaster GMT Automatic50m
CONQUEST HERITAGE50m
MSRP
Flyboy Airmaster GMT Automatic$365
CONQUEST HERITAGE$3,400

Full specifications

Case

8 specs
Category
GMT
Diameter
40mm
38mm
Thickness
10.8mm
Lug-to-Lug
48.1mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Anthracite
Indices
Applied

Movement

6 specs
Caliber
NH34
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$365
$3,400

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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.

Longines CONQUEST HERITAGE

Owners widely praise the Longines Conquest Heritage for its beautiful, unique dial designs and faithful vintage re-release aesthetic, with reviewers highlighting its balanced, thin, and lightweight feel. The 35mm version is noted for its pie-pan dial, applied markers, dauphine hands with lume, and ETA 2824/2 movement, while the Central Power Reserve variant revives a 1959 design with a novel central power reserve indicator. Some owners find the Central Power Reserve model slightly big and chunky, and one reviewer notes the lugs can create a noticeable gap on the wrist. The indices and hands can be harder to read in direct light. On balance, owners and reviewers rate the Longines Conquest Heritage highly for its elegant, vintage look and attractive finishing at its price point.

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