Side by side

Spinnaker Challenger AutomaticvsSpinnaker Dumas GMT

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

Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

7 of 29 specs differ
Diameter
Challenger Automatic42mm
Dumas GMT44mm
Power Reserve
Challenger Automatic40h
Dumas GMT40h
Water Resistance
Challenger Automatic200m
Dumas GMT300m
MSRP
Challenger Automatic$289
Dumas GMT$399

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
42mm
44mm
Thickness
19mm
15mm
Lug-to-Lug
49.5mm
48mm
Water Resistance
200m
300m

Movement

1 specs
Caliber
SII NH35A
Seiko NH34A

Pricing

1 specs
MSRP
$289
$399

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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.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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