Side by side

Oak & Oscar The Humboldt 12-hrvsSpinnaker Challenger Automatic

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

The Humboldt 12-hr
Oak & OscarThe Humboldt 12-hr
MSRP $1,750
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

16 of 29 specs differ
Diameter
The Humboldt 12-hr39.5mm
Challenger Automatic42mm
Power Reserve
The Humboldt 12-hr42 hoursh
Challenger Automatic40h
Water Resistance
The Humboldt 12-hr200m
Challenger Automatic200m
MSRP
The Humboldt 12-hr$1,750
Challenger Automatic$289

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
39.5mm
42mm
Thickness
12.4mm
19mm
Lug-to-Lug
46.8mm
49.5mm
Lug Width
20mm
22mm
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Grey
Blue
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
ETA 2892A2
SII NH35A
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
40h
Jewels
21
25
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,750
$289

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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 12-hr

Oak & Oscar The Humboldt 12-hr owners widely praise its comfortable, solid bracelet with screw links and tight end-link fit, along with its awesome sandwich dial featuring superb grain and crisp details. The 12-hour bezel is noted as excellent for tracking a second time zone, and the orange second hand adds a nice pop. One owner reports the watch has outstanding quality and a perfect fit on smaller wrists, while another notes its legibility and great presence on various straps. A reviewer describes it as a 40mm stainless steel tool watch with a matte, brushed finish and a sandwich dial, powered by an ETA 2892-A2 movement with a 42-hour power reserve. Some in the line report the lume could be brighter. On balance, owners and reviewers rate Oak & Oscar The Humboldt 12-hr highly for its build quality and versatile tool-watch design.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

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