Side by side
Oak & Oscar The Humboldt GMT TitaniumvsTudor Black Bay 58 18K
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
The Humboldt GMT Titanium39.5mm
Black Bay 58 18K39mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
Black Bay 58 18K70h
Water Resistance
The Humboldt GMT Titanium200m
Black Bay 58 18K200m
MSRP
The Humboldt GMT Titanium$2,950
Black Bay 58 18K$22,550
Full specifications
Case
6 specsCategory
GMT
Diver
Diameter
39.5mm
39mm
Thickness
12.5mm
12.7mm
Lug-to-Lug
46.8mm
46mm
Material
Grade 5 Titanium
18k Yellow Gold
Finish
Brushed and polished
Satin
Crystal & Dial
4 specsCrystal Shape
Double-domed
—
AR Coating
Underside
—
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
6 specsCaliber
Sellita SW330
MT5400
Beat Rate
4 vph
0 vph
Power Reserve
56 hoursh
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$2,950
$22,550
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