Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsIslander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
The Humboldt GMT USSS Edition39.5mm
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316—
Water Resistance
The Humboldt GMT USSS Edition200m
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
MSRP
The Humboldt GMT USSS Edition$2,200
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379
Full specifications
Case
6 specsDiameter
39.5mm
40mm
Thickness
12.5mm
14mm
Lug-to-Lug
46.8mm
48mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
—
Caseback
Engraved
Screw-down
Crystal & Dial
5 specsCrystal Shape
Double-domed
Flat
AR Coating
Inner
Underside
Dial Color
Black
—
Indices
Applied
—
Lume
Super-LumiNova BGW9
None
Movement
4 specsCaliber
Sellita SW330
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
56 hoursh
0h
Jewels
25
0
Pricing
1 specsMSRP
$2,200
$379
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