Side by side

Lum-Tec Solar MarinevsZelos Spearfish 3

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

Solar Marine
Lum-TecSolar Marine
MSRP $463
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

8 of 29 specs differ
Diameter
Solar Marine39mm
Spearfish 340mm
Power Reserve
Solar Marine40h
Spearfish 340h
Water Resistance
Solar Marine300m
Spearfish 3200m
MSRP
Solar Marine$463
Spearfish 3$749

Full specifications

Case

5 specs
Diameter
39mm
40mm
Thickness
10.7mm
11.5mm
Lug-to-Lug
43.5mm
40mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Steel
Diver - Forged Carbon

Movement

1 specs
Caliber
La Joux-Perret G100

Pricing

1 specs
MSRP
$463
$749

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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.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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