Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsSternglas Hamburg Automatik

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
Hamburg Automatik
SternglasHamburg Automatik
MSRP $463

At a glance

12 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Hamburg Automatik42mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Hamburg Automatik42h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Hamburg Automatik50m
MSRP
Flyboy Airmaster GMT Automatic$365
Hamburg Automatik$463

Full specifications

Case

6 specs
Category
GMT
Sport
Diameter
40mm
42mm
Thickness
12mm
Lug-to-Lug
45mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

2 specs
Dial Color
Black
Lume
None
Luminova

Movement

3 specs
Caliber
NH34
Miyota 8215
Power Reserve
40h
42h
Jewels
25

Pricing

1 specs
MSRP
$365
$463

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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 Hamburg Automatik

Owners praise the Sternglas Hamburg Automatik's handsome design and good build quality for the price. The watch features a gold PVD case and a matte blue dial with orange Super-LumiNova, and its 42mm diameter wears well due to a short lug-to-lug distance. The Miyota 8215 movement is accurate to -20/+40 seconds per day. On balance, reviewers and owners appreciate the Sternglas Hamburg Automatik for its unique design and value.

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