Side by side
AVI-8 Flyboy Spirit of Tuskegee ChronographvsOak & Oscar The Humboldt GMT Titanium
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Flyboy Spirit of Tuskegee Chronograph44mm
The Humboldt GMT Titanium39.5mm
Power Reserve
Flyboy Spirit of Tuskegee Chronograph40h
The Humboldt GMT Titanium56 hoursh
Water Resistance
Flyboy Spirit of Tuskegee Chronograph50m
The Humboldt GMT Titanium200m
MSRP
Flyboy Spirit of Tuskegee Chronograph$295
The Humboldt GMT Titanium$2,950
Full specifications
Case
8 specsCategory
Chronograph
GMT
Diameter
44mm
39.5mm
Thickness
15mm
12.5mm
Lug-to-Lug
50mm
46.8mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Grade 5 Titanium
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
5 specsCrystal
Mineral
Sapphire
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Anderson
Green
Lume
None
Super-LumiNova
Movement
4 specsCaliber
—
Sellita SW330
Type
Quartz
Automatic
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
56 hoursh
Pricing
1 specsMSRP
$295
$2,950
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