Side by side

Oak & Oscar The Humboldt GMT USSS EditionvsSinn U2 S (EZM 5)

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oak & Oscar The Humboldt GMT USSS Edition

Oak & Oscar The Humboldt GMT USSS Edition is lauded for its big-brand level finishing, craftsmanship, and unique design elements like the sandwich lume dial and instant recognizability, with owners appreciating its anti-magnetic properties due to a Faraday cage. The Sellita SW330-2 automatic movement powers the practical GMT complication. One owner notes the bracelet's half-link adjustment creates an odd angle, and lume could be brighter. Overall, owners and reviewers rate Oak & Oscar The Humboldt GMT USSS Edition highly for its impressive finishing and anti-magnetic capabilities at its price point.

Sinn U2 S (EZM 5)

The Sinn U2 S (EZM 5) features good, solid lume that remains readable throughout the night, though some owners find its initial brightness less intense than other dive watches. Reviewers highlight its excellent legibility due to a high-contrast dial and large hands, housed in robust German submarine steel with a scratch-resistant Tegiment-treated bezel. On balance, owners and reviewers appreciate the Sinn U2 S (EZM 5) for its robust construction and clear dial legibility.

At a glance

18 of 29 specs differ
Diameter
The Humboldt GMT USSS Edition39.5mm
U2 S (EZM 5)44mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
U2 S (EZM 5)48h
Water Resistance
The Humboldt GMT USSS Edition200m
U2 S (EZM 5)2,000m
MSRP
The Humboldt GMT USSS Edition$2,200
U2 S (EZM 5)$3,802

Full specifications

Case

9 specs
Category
GMT
Diver
Diameter
39.5mm
44mm
Thickness
12.5mm
15.5mm
Lug-to-Lug
46.8mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
black
Water Resistance
200m
2000m
Caseback
Engraved

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Black
Indices
Lume
Super-LumiNova BGW9
Luminescent

Movement

3 specs
Beat Rate
0 vph
28,800 vph
Power Reserve
56 hoursh
48h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$2,200
$3,802
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