Side by side
Oak & Oscar The Humboldt GMT TitaniumvsYema Navygraf Pearl CMM.20
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
Navygraf Pearl CMM.2039mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
Navygraf Pearl CMM.2040h
Water Resistance
The Humboldt GMT Titanium200m
Navygraf Pearl CMM.20100m
MSRP
The Humboldt GMT Titanium$2,950
Navygraf Pearl CMM.20$1,862
Full specifications
Case
8 specsCategory
GMT
Diver
Diameter
39.5mm
39mm
Thickness
12.5mm
9.75mm
Lug-to-Lug
46.8mm
46mm
Lug Width
20mm
19mm
Material
Grade 5 Titanium
316L Stainless Steel
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
Green
Pearl
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW330
Yema CMM.20
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,950
$1,862
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