Side by side

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

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
Atlas
MontaAtlas
MSRP $2,150

At a glance

10 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Atlas38.5mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Atlas40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Atlas152m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Atlas$2,150

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
46mm
38.5mm
Thickness
13mm
Lug-to-Lug
43.5mm
Lug Width
18mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
152m

Crystal & Dial

1 specs
Dial Color
Black
Silver

Movement

1 specs
Caliber
Sellita SW220-1
Monta M-23

Pricing

1 specs
MSRP
$2,500
$2,150

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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.

Monta Atlas

The Monta Atlas is widely praised for its exceptional wearability, with its comfortable 38.5mm case size and buttery bracelet frequently highlighted. Owners and reviewers alike commend its fit and finish, noting a mix of brushed, polished, and blasted surfaces. However, the rehaut on the opaline silver dial is considered nearly illegible for the 24-hour GMT scale, leading some to suggest other dial colors are more practical for GMT functionality. One owner also flagged the crown as less sturdy than anticipated and noted the AR coating attracts fingerprints. Overall, owners and reviewers rate the Monta Atlas highly for its comfortable dimensions and appealing finishing.

From video reviewers

The Monta Opalin Silver's dial is a notable strength, particularly its subtle gradient effect that adds depth to the watch without being too flashy. The watch offers a notable value proposition due to its movement, typically found in more expensive timepieces. The bracelet can be prone to rattle, which might be a trade-off for some buyers.

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