Side by side

Spinnaker Challenger AutomaticvsStudio Underd0g Project Passion Crew

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

Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289
Project Passion Crew
Studio Underd0gProject Passion Crew
MSRP $840

At a glance

10 of 29 specs differ
Diameter
Challenger Automatic42mm
Project Passion Crew39.5mm
Power Reserve
Challenger Automatic40h
Project Passion Crew40h
Water Resistance
Challenger Automatic200m
Project Passion Crew
MSRP
Challenger Automatic$289
Project Passion Crew$840

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
42mm
39.5mm
Thickness
19mm
Lug-to-Lug
49.5mm
Lug Width
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Blue
Standard

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$289
$840

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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.

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.

Studio Underd0g Project Passion Crew

The Studio Underd0g Project Passion Crew is noted for its unique "coarse dégradé amber and royal purple" multi-layer dial and manual-wind Sellita SW510 M chronograph movement with a 63-hour power reserve. However, its accessibility is severely limited as it is only sold as a $64,900 set with another watch. Overall, reviewers highlight the distinctive dial and chronograph movement as key features, though the high price and bundled sale significantly restrict its availability.

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