Side by side
Oak & Oscar The Humboldt GMT TitaniumvsEcho/Neutra Rivanera
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
The Humboldt GMT Titanium39.5mm
Rivanera40mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
Rivanera42hh
Water Resistance
The Humboldt GMT Titanium200m
Rivanera30m
MSRP
The Humboldt GMT Titanium$2,950
Rivanera$1,810
Full specifications
Case
8 specsCategory
GMT
—
Diameter
39.5mm
40mm
Thickness
12.5mm
5.5mm
Lug-to-Lug
46.8mm
40mm
Material
Grade 5 Titanium
Titanium Grade 5 (sandblasted)
Finish
Brushed and polished
Polished + Sandblasted
Water Resistance
200m
30m
Caseback
Solid screw-down
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Green
Black
Lume
Super-LumiNova
None
Movement
6 specsCaliber
Sellita SW330
Swiss ETA 7001 elaboré
Type
Automatic
Manual
Beat Rate
4 vph
21,600 vph
Power Reserve
56 hoursh
42hh
Jewels
25
17
Complications
None
Moonphase, Date
Pricing
1 specsMSRP
$2,950
$1,810
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