Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsBremont ALT1-WT

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

OSAR-D (Original SAR with Date) Automatic 41mm
MarathonOSAR-D (Original SAR with Date) Automatic 41mm
MSRP $1,800
ALT1-WT
BremontALT1-WT
MSRP $5,900

At a glance

10 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
ALT1-WT43mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
ALT1-WT40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
ALT1-WT100m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
ALT1-WT$5,900

Full specifications

Case

7 specs
Category
Diver
World Timer
Diameter
41mm
43mm
Thickness
13mm
16mm
Lug-to-Lug
43.5mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Titanium (DLC coated)
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
Sellita SW220-1
BE-54AE

Pricing

1 specs
MSRP
$1,800
$5,900

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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 41mm

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its highly legible white dial with applied hour markers and a functional date magnifier, emphasizing its tool-watch purpose. Its Swiss-made Sellita SW200-1 movement is considered reliable and serviceable. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 41mm for its excellent legibility and robust movement.

Bremont ALT1-WT

The Bremont ALT1-WT is widely praised for its wearable 43mm size, legible dial with a globe background, and robust hardened steel case. Reviewers and owners highlight its well-executed world timer and chronograph functions, the satisfying click of its world timer bezel, and its value for money. Some find the hands can disappear in certain light conditions, and one owner notes a slight gap between the strap and case. The Bremont ALT1-WT uses a COSC-certified ETA/Valjoux 7750-based movement with a world timer module. On balance, owners and reviewers rate the Bremont ALT1-WT highly for its practical combination of chronograph and world-time functions in a well-built, wearable package.

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