Side by side

Spinnaker Challenger AutomaticvsUndone Basecamp Stealth Leather

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.

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.

Undone Basecamp Stealth Leather

The Undone Basecamp Stealth Leather is a 40mm tool watch featuring a bidirectional bezel and a Seiko NH34 automatic movement. Owners report it keeps great time, with one noting approximately 20 seconds deviation over a week. Some users experience ghost date-setting in the first position, which is a minor annoyance for some. Overall, owners rate the Undone Basecamp Stealth Leather highly for its reliable Seiko movement and excellent timekeeping.

At a glance

12 of 29 specs differ
Diameter
Challenger Automatic42mm
Basecamp Stealth Leather40mm
Power Reserve
Challenger Automatic
Basecamp Stealth Leather
Water Resistance
Challenger Automatic200m
Basecamp Stealth Leather100m
MSRP
Challenger Automatic$289
Basecamp Stealth Leather$360

Full specifications

Case

7 specs
Category
Diver
Diameter
42mm
40mm
Thickness
19mm
0mm
Lug-to-Lug
49.5mm
0mm
Lug Width
22mm
0mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Dial Color
Blue

Movement

2 specs
Caliber
Seiko NH35
Seiko NH34
Power Reserve
0h

Pricing

1 specs
MSRP
$289
$360
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