Side by side

Oak & Oscar The Humboldt ExP-02vsSpinnaker Croft Pioneer

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
Croft Pioneer
SpinnakerCroft Pioneer
MSRP $199

At a glance

12 of 29 specs differ
Diameter
The Humboldt ExP-0239.5mm
Croft Pioneer42mm
Power Reserve
The Humboldt ExP-0256h
Croft Pioneer40h
Water Resistance
The Humboldt ExP-02200m
Croft Pioneer100m
MSRP
The Humboldt ExP-02$2,400
Croft Pioneer$199

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
39.5mm
42mm
Thickness
12.4mm
12mm
Lug-to-Lug
46.8mm
47mm
Water Resistance
200m
100m
Caseback
Display
Solid

Crystal & Dial

2 specs
Crystal Shape
Double-domed
Flat
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
Sellita SW300
SII NH35A
Power Reserve
56h
40h
Complications
GMT, Chronograph
None

Pricing

1 specs
MSRP
$2,400
$199

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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.

Spinnaker Croft Pioneer

Owners widely praise the Spinnaker Croft Pioneer for its detailed workmanship and attractive dial tones that appear distinct in sunlight, with one owner reporting excellent timekeeping of zero gain or loss over two days. However, some owners report the watch keeping poor time, losing five minutes in a day, and find the crown difficult to spin. The leather strap is also noted as rigid. On balance, owners rate the Spinnaker Croft Pioneer highly for its unique aventurine dial and wrist presence at the $130 price point.

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