Side by side

Spinnaker Challenger AutomaticvsGruppo Gamma Field III

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

Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289
Field III
Gruppo GammaField III
MSRP $439

At a glance

11 of 29 specs differ
Diameter
Challenger Automatic42mm
Field III40mm
Power Reserve
Challenger Automatic40h
Field III41h
Water Resistance
Challenger Automatic200m
Field III200m
MSRP
Challenger Automatic$289
Field III$439

Full specifications

Case

5 specs
Category
Diver
Field
Diameter
42mm
40mm
Thickness
19mm
14mm
Lug-to-Lug
49.5mm
48.5mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
SII NH35A
Seiko Instruments NH38A
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$289
$439

Follow this matchup

Get a note when Spinnaker Challenger Automatic vs Gruppo Gamma Field III gets more votes, a community discussion, or a price drop. No account needed.

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.

Gruppo Gamma Field III

The watch's 200m water resistance is a notable strength. A weakness is the use of the Seiko NH34A GMT movement, which might be considered less desirable than some other options due to its relatively lower grade compared to other movements in this price range.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.