Side by side

Lum-Tec Solar MarinevsSpinnaker Challenger Automatic

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

Solar Marine
Lum-TecSolar Marine
MSRP $463
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

9 of 29 specs differ
Diameter
Solar Marine39mm
Challenger Automatic42mm
Power Reserve
Solar Marine40h
Challenger Automatic40h
Water Resistance
Solar Marine300m
Challenger Automatic200m
MSRP
Solar Marine$463
Challenger Automatic$289

Full specifications

Case

6 specs
Diameter
39mm
42mm
Thickness
10.7mm
19mm
Lug-to-Lug
43.5mm
49.5mm
Lug Width
20mm
22mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Steel
Blue

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$463
$289

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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.

Lum-Tec Solar Marine

Lum-Tec Solar Marine owners praise its all-black diver design, excellent lume, and rugged, tank-like build. One owner finds it a perfect fit for a 7-inch wrist and the most frequently worn watch despite its smaller size. However, one owner cautions that the PVD coating will wear and chip within a year, impacting its appearance, and another finds the price high for a solar quartz watch with added lume. On balance, owners rate the Lum-Tec Solar Marine highly for its robust design and excellent lume, despite concerns about PVD durability and value proposition.

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.

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