Side by side
Oak & Oscar The Humboldt GMTvsWilliam Wood International Association of Fire
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
The Humboldt GMT39.5mm
International Association of Fire41mm
Power Reserve
The Humboldt GMT56 hoursh
International Association of Fire40h
Water Resistance
The Humboldt GMT200m
International Association of Fire100m
MSRP
The Humboldt GMT$2,175
International Association of Fire$820
Full specifications
Case
7 specsCategory
GMT
Diver
Diameter
39.5mm
41mm
Thickness
12.5mm
15mm
Lug-to-Lug
46.8mm
49mm
Finish
Brushed
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid
Crystal & Dial
5 specsCrystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Standard
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW330
Seiko NH35
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,175
$820
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