Side by side

Lum-Tec Solar MarinevsLongines HYDROCONQUEST

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

Solar Marine
Lum-TecSolar Marine
MSRP $463
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

7 of 29 specs differ
Diameter
Solar Marine39mm
HYDROCONQUEST39mm
Power Reserve
Solar Marine40h
HYDROCONQUEST40h
Water Resistance
Solar Marine300m
HYDROCONQUEST300m
MSRP
Solar Marine$463
HYDROCONQUEST$2,350

Full specifications

Case

4 specs
Thickness
10.7mm
12.2mm
Lug-to-Lug
43.5mm
48.1mm
Lug Width
20mm
19mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel

Crystal & Dial

1 specs
Dial Color
Steel
Grey

Movement

1 specs
Caliber
L888.5

Pricing

1 specs
MSRP
$463
$2,350

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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.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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