Side by side

Oak & Oscar The Humboldt GMTvsSinn 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

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

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 GMT39.5mm
T50 GBDR41mm
Power Reserve
The Humboldt GMT56 hoursh
T50 GBDR38h
Water Resistance
The Humboldt GMT200m
T50 GBDR500m
MSRP
The Humboldt GMT$2,175
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
316L Stainless Steel
Titanium
Finish
Brushed
bead-blasted
Water Resistance
200m
500m
Caseback
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Dial Color
White
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
$2,175
$4,428
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