Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsTSAO Baltimore KASPA Titanium
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
The Humboldt GMT USSS Edition39.5mm
KASPA Titanium40mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
KASPA Titanium40h
Water Resistance
The Humboldt GMT USSS Edition200m
KASPA Titanium200m
MSRP
The Humboldt GMT USSS Edition$2,200
KASPA Titanium$1,299
Full specifications
Case
6 specsCategory
GMT
—
Diameter
39.5mm
40mm
Thickness
12.5mm
13.6mm
Lug-to-Lug
46.8mm
46mm
Material
316L Stainless Steel
Titanium
Caseback
Engraved
Solid
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
Dial Color
Black
—
Lume
Super-LumiNova BGW9
None
Movement
2 specsCaliber
Sellita SW330
Miyota 9015
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,200
$1,299
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