Side by side

Oak & Oscar The Humboldt GMT TitaniumvsSinn T50 GBDR

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 Titanium

Oak & Oscar The Humboldt GMT Titanium owners praise its exceptional timekeeping and fit and finish that exceed its price point. The watch is described as a rugged, 40mm automatic with 20ATM water resistance and an external rotating 12-hour bezel, suitable for casual and tough use. One owner finds its orange dial distinct and considers it a very casual, tough, and durable watch. However, one owner notes the size as a potential drawback, and another enthusiast questions its value proposition compared to less expensive options with the same movement. Overall, owners rate Oak & Oscar The Humboldt GMT Titanium highly for its exceptional timekeeping and fit and finish that exceed its price point, despite some reservations about size and value.

Sinn T50 GBDR

The Sinn T50 GBDR features a titanium case with a GoldBronze bezel and matte black dial, presenting a two-tone toolish aesthetic that reviewers find appealing. The GoldBronze alloy offers improved skin compatibility and corrosion resistance, developing patina slower than standard bronze. Reviewers note a stamped clasp that can come loose and suggest the price point may be high for some Sinn enthusiasts.

At a glance

17 of 29 specs differ
Diameter
The Humboldt GMT Titanium39.5mm
T50 GBDR41mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
T50 GBDR38h
Water Resistance
The Humboldt GMT Titanium200m
T50 GBDR500m
MSRP
The Humboldt GMT Titanium$2,950
T50 GBDR$4,428

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
39.5mm
41mm
Thickness
12.5mm
12.3mm
Lug-to-Lug
46.8mm
Material
Grade 5 Titanium
Titanium
Finish
Brushed and polished
bead-blasted
Water Resistance
200m
500m
Caseback
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Dial Color
Green
Black
Indices
Applied
Lume
Super-LumiNova
Luminescent

Movement

4 specs
Caliber
Sellita SW330-2
SW 300-1
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
38h
Complications
None
Date

Pricing

1 specs
MSRP
$2,950
$4,428
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