Side by side
Oak & Oscar The Humboldt GMT TitaniumvsSeiko 5 Sports Field series
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 GMT Titanium39.5mm
5 Sports Field series39.4mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
5 Sports Field series41h
Water Resistance
The Humboldt GMT Titanium200m
5 Sports Field series100m
MSRP
The Humboldt GMT Titanium$2,950
5 Sports Field series$450
Full specifications
Case
6 specsDiameter
39.5mm
39.4mm
Thickness
12.5mm
13.6mm
Lug-to-Lug
46.8mm
47.9mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid
Crystal & Dial
5 specsCrystal
Sapphire
Hardlex
Crystal Shape
Double-domed
Curved
AR Coating
Underside
Inner
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Sellita SW330
4R34
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
41h
Jewels
25
24
Pricing
1 specsMSRP
$2,950
$450
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