Side by side
Oak & Oscar The Humboldt GMT TitaniumvsMaystone Watch Co Prosperity GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
The Humboldt GMT Titanium39.5mm
Prosperity GMT38mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
Prosperity GMT41h
Water Resistance
The Humboldt GMT Titanium200m
Prosperity GMT100m
MSRP
The Humboldt GMT Titanium$2,950
Prosperity GMT$443
Full specifications
Case
7 specsCategory
GMT
—
Diameter
39.5mm
38mm
Thickness
12.5mm
11.9mm
Lug-to-Lug
46.8mm
46mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Green
Red
Lume
Super-LumiNova
string
Movement
3 specsCaliber
Sellita SW330
Seiko NH34
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
41h
Pricing
1 specsMSRP
$2,950
—
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