Side by side

Oak & Oscar The Humboldt ExP-02vsZelos Blacktip 200m GMT

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

The Humboldt ExP-02
Oak & OscarThe Humboldt ExP-02
MSRP $2,400
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

13 of 29 specs differ
Diameter
The Humboldt ExP-0239.5mm
Blacktip 200m GMT41mm
Power Reserve
The Humboldt ExP-0256h
Blacktip 200m GMT40h
Water Resistance
The Humboldt ExP-02200m
Blacktip 200m GMT200m
MSRP
The Humboldt ExP-02$2,400
Blacktip 200m GMT$499

Full specifications

Case

5 specs
Category
Tool
GMT
Diameter
39.5mm
41mm
Thickness
12.4mm
13mm
Lug-to-Lug
46.8mm
41mm
Caseback
Display
Solid

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
Dial Color
Grey
MOP
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
Sellita SW300
Seiko NH34 GMT
Power Reserve
56h
40h
Complications
GMT, Chronograph
None

Pricing

1 specs
MSRP
$2,400
$499

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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.

Zelos Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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