Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsLum-Tec Solar Marine

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

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
Solar Marine
Lum-TecSolar Marine
MSRP $463

At a glance

7 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Solar Marine39mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Solar Marine40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Solar Marine300m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Solar Marine$463

Full specifications

Case

4 specs
Diameter
46mm
39mm
Thickness
13mm
10.7mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
316L Stainless Steel (DLC coated)

Crystal & Dial

1 specs
Dial Color
Black
Steel

Movement

1 specs
Caliber
Sellita SW220-1

Pricing

1 specs
MSRP
$2,500
$463

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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.

Marathon OSAR-D (Original SAR with Date) Automatic 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

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.

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