Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsLongines HYDROCONQUEST
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
21 of 29 specs differDiameter
The Humboldt GMT USSS Edition39.5mm
HYDROCONQUEST41mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
HYDROCONQUEST72h
Water Resistance
The Humboldt GMT USSS Edition200m
HYDROCONQUEST300m
MSRP
The Humboldt GMT USSS Edition$2,200
HYDROCONQUEST$2,000
Full specifications
Case
9 specsCategory
GMT
Diver
Diameter
39.5mm
41mm
Thickness
12.5mm
11.9mm
Lug-to-Lug
46.8mm
53.5mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Ceramic
Finish
Brushed and polished
—
Water Resistance
200m
300m
Caseback
Engraved
—
Crystal & Dial
5 specsCrystal Shape
Double-domed
—
AR Coating
Inner
—
Dial Color
Black
Green
Indices
Applied
—
Lume
Super-LumiNova BGW9
None
Movement
6 specsCaliber
Sellita SW330
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
56 hoursh
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$2,200
$2,000
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