Side by side

Oak & Oscar The Humboldt ExP-02vsHamilton Khaki Field Titanium Auto

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 ExP-02

Oak & Oscar The Humboldt ExP-02 is a 39.5mm stainless steel tool watch featuring a unique, layered aluminum "ghost dial" for legibility and 200m water resistance, powered by a Sellita SW300 movement. Its appeal is limited by a US$2,550 price and an extremely limited production of 20 pieces, with its experimental dial construction done in Chicago. Overall, reviewers highlight the endearing dial and in-house bezel production as key features of the Oak & Oscar Humboldt ExP-02.

Hamilton Khaki Field Titanium Auto

The Hamilton Khaki Field Titanium Auto is widely praised for its lightweight titanium case with a matte black PVD coating offering a remarkable finish and a wearable 42mm size. Reviewers highlight its legible dial with military-style hands and subtle flares, along with a modern tribute design. It is powered by the H-10 movement, an ETA 2824 variation with an 80-hour power reserve, visible through a sapphire case back. Some owners express concern regarding water resistance, while one reviewer finds the date window's placement and color awkward. Overall, owners and reviewers rate the Hamilton Khaki Field Titanium Auto highly for its lightweight titanium construction and impressive 80-hour power reserve at its price point.

From video reviewers

The watch's bezel action is smooth and clicks into place with a satisfying feel. The lume on the watch is somewhat dim, which may be a drawback for those who prefer a brighter glow in low-light conditions.

At a glance

15 of 29 specs differ
Diameter
The Humboldt ExP-0239.5mm
Khaki Field Titanium Auto38mm
Power Reserve
The Humboldt ExP-0256h
Khaki Field Titanium Auto80h
Water Resistance
The Humboldt ExP-02200m
Khaki Field Titanium Auto100m
MSRP
The Humboldt ExP-02$2,400
Khaki Field Titanium Auto$1,295

Full specifications

Case

7 specs
Category
Tool
Field
Diameter
39.5mm
38mm
Thickness
12.4mm
11.68mm
Lug-to-Lug
46.8mm
46mm
Material
316L Stainless Steel
Titanium
Water Resistance
200m
100m
Caseback
Display

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Dial Color
Grey
Blue
Indices
Applied
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
Sellita SW300-1
Hamilton H-10
Power Reserve
56h
80h
Complications
GMT, Chronograph
None

Pricing

1 specs
MSRP
$2,400
$1,295
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