Side by side

Momentum Square 2 ChronovsSpinnaker Challenger Automatic

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.

Momentum Square 2 Chrono

The Momentum Square 2 Chrono is a quartz watch noted for its Monaco-inspired design. One owner points out that the high bezel features a polished edge that can catch easily. Overall, owners appreciate the Momentum Square 2 Chrono as a Monaco homage.

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.

At a glance

10 of 29 specs differ
Diameter
Square 2 Chrono39mm
Challenger Automatic42mm
Power Reserve
Square 2 Chrono
Challenger Automatic
Water Resistance
Square 2 Chrono50m
Challenger Automatic200m
MSRP
Square 2 Chrono$339
Challenger Automatic$289

Full specifications

Case

6 specs
Category
Diver
Diameter
39mm
42mm
Thickness
12mm
19mm
Lug-to-Lug
0mm
49.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
Blue

Movement

2 specs
Caliber
Miyota OS21
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$339
$289
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