Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsLongines SPIRIT ZULU TIME 1925
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 USSS Edition39.5mm
SPIRIT ZULU TIME 192539mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
SPIRIT ZULU TIME 192572h
Water Resistance
The Humboldt GMT USSS Edition200m
SPIRIT ZULU TIME 1925100m
MSRP
The Humboldt GMT USSS Edition$2,200
SPIRIT ZULU TIME 1925$4,700
Full specifications
Case
7 specsDiameter
39.5mm
39mm
Thickness
12.5mm
13.5mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Gold
Finish
Brushed and polished
—
Water Resistance
200m
100m
Caseback
Engraved
Transparent case back with sapphire crystal
Crystal & Dial
4 specsCrystal Shape
Double-domed
—
AR Coating
Inner
Both sides
Indices
Applied
Applied Arabic numerals
Lume
Super-LumiNova BGW9
Super-LumiNova
Movement
7 specsCaliber
Sellita SW330
L844.4
Beat Rate
28,800 vph
25,200 vph
Power Reserve
56 hoursh
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date, 24 hours hand with time zone mechanism
Pricing
1 specsMSRP
$2,200
$4,700
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