Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsOrient Helios

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
Helios
OrientHelios
MSRP $335

At a glance

17 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Helios40.5mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Helios40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Helios30m
MSRP
Flyboy Airmaster GMT Automatic$365
Helios$335

Full specifications

Case

8 specs
Category
GMT
Diameter
40mm
40.5mm
Thickness
12mm
Lug-to-Lug
47mm
Lug Width
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
30m
Caseback
Solid
Display

Crystal & Dial

5 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Green
Indices
Applied

Movement

3 specs
Caliber
NH34
FT622
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22

Pricing

1 specs
MSRP
$365
$335

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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.

Orient Helios

The Orient Helios is widely praised for its vibrant dial, open-heart design, and excellent value for money, with owners noting its great finish and quality that exceeds its price point. The watch is described as attractive and stylish, with a thin profile that wears comfortably, though some owners wish it were smaller. Accuracy figures vary, with one owner reporting it consistently runs 5-6 seconds fast per day, while another sees it at 1-2 seconds fast. Opinions are split on the inclusion of a date window, with some finding it desirable for practicality and aesthetic balance, while others prefer its absence. The stock bracelet receives mixed reviews, with one owner finding it awkward and upgrading to a strap, while another considers it nice with a smooth finish and solid links. Overall, owners rate the Orient Helios highly for its mesmerizing open-heart dial and impressive quality at an attainable price.

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