Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsStudio Underd0g Desert Sky (Gen3)

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
Desert Sky (Gen3)
Studio Underd0gDesert Sky (Gen3)
MSRP $550

At a glance

10 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Desert Sky (Gen3)38.5mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Desert Sky (Gen3)40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Desert Sky (Gen3)
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Desert Sky (Gen3)$550

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
41mm
38.5mm
Thickness
13mm
Lug-to-Lug
43.5mm
Lug Width
18mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Black
Standard

Movement

1 specs
Caliber
Sellita SW220-1

Pricing

1 specs
MSRP
$1,800
$550

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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.

Studio Underd0g Desert Sky (Gen3)

Owners widely praise the Studio Underd0g Desert Sky (Gen3) for its vibrant blue dial that exhibits depth and liveliness under varying light, its fun and creative design, and its value as a mechanical chronograph. The Seagull 1901 movement provides column-wheel chronograph functionality, with one owner reporting accuracy around +6 seconds per day and satisfying chronograph pusher feel. However, the watch is criticized for a highly reflective, overly domed crystal and weak lume. Some owners find the 13.6mm thickness to be substantial. On balance, owners rate the Studio Underd0g Desert Sky (Gen3) highly for its engaging dial and value proposition as a mechanical chronograph.

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