Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsSternglas Lumatik

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
Lumatik
SternglasLumatik
MSRP $539

At a glance

12 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Lumatik38mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Lumatik60h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Lumatik50m
MSRP
Flyboy Airmaster GMT Automatic$365
Lumatik$539

Full specifications

Case

6 specs
Category
GMT
Sport
Diameter
40mm
38mm
Thickness
12mm
Lug-to-Lug
43mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

2 specs
Dial Color
Black
Lume
None
Luminova weiß und orange

Movement

3 specs
Caliber
NH34
Miyota 8315
Power Reserve
40h
60h
Jewels
25

Pricing

1 specs
MSRP
$365
$539

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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.

Sternglas Lumatik

Owners praise the Sternglas Lumatik for its playful Bauhaus design, fresh color palette, and unique bicolored lume. Reviewers highlight its comfortable 38mm case and a 60-hour power reserve. The Miyota 8315 movement is noted as less robust than premium options. On balance, owners and reviewers rate the Sternglas Lumatik highly for its fun design and distinctive lume at its price point.

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