Side by side
AVI-8 Flyboy Airmaster GMT AutomaticvsOak & Oscar The Humboldt GMT USSS Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Flyboy Airmaster GMT Automatic40mm
The Humboldt GMT USSS Edition39.5mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
The Humboldt GMT USSS Edition56 hoursh
Water Resistance
Flyboy Airmaster GMT Automatic50m
The Humboldt GMT USSS Edition200m
MSRP
Flyboy Airmaster GMT Automatic$365
The Humboldt GMT USSS Edition$2,200
Full specifications
Case
6 specsDiameter
40mm
39.5mm
Thickness
—
12.5mm
Lug-to-Lug
—
46.8mm
Lug Width
—
20mm
Water Resistance
50m
200m
Caseback
Solid
Engraved
Crystal & Dial
2 specsCrystal Shape
Flat
Double-domed
Lume
None
Super-LumiNova BGW9
Movement
2 specsCaliber
NH34
Sellita SW330
Power Reserve
40h
56 hoursh
Pricing
1 specsMSRP
$365
$2,200
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