Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsBremont ALT1-WT

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
ALT1-WT
BremontALT1-WT
MSRP $5,900

At a glance

9 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
ALT1-WT43mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
ALT1-WT40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
ALT1-WT100m
MSRP
Flyboy Airmaster GMT Automatic$365
ALT1-WT$5,900

Full specifications

Case

6 specs
Category
GMT
World Timer
Diameter
40mm
43mm
Thickness
16mm
Lug Width
22mm
Material
316L Stainless Steel
Titanium (DLC coated)
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
NH34
BE-54AE

Pricing

1 specs
MSRP
$365
$5,900

Follow this matchup

Get a note when AVI-8 Flyboy Airmaster GMT Automatic vs Bremont ALT1-WT gets more votes, a community discussion, or a price drop. No account needed.

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.

Bremont ALT1-WT

The Bremont ALT1-WT is widely praised for its wearable 43mm size, legible dial with a globe background, and robust hardened steel case. Reviewers and owners highlight its well-executed world timer and chronograph functions, the satisfying click of its world timer bezel, and its value for money. Some find the hands can disappear in certain light conditions, and one owner notes a slight gap between the strap and case. The Bremont ALT1-WT uses a COSC-certified ETA/Valjoux 7750-based movement with a world timer module. On balance, owners and reviewers rate the Bremont ALT1-WT highly for its practical combination of chronograph and world-time functions in a well-built, wearable package.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.