Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsSugess MoonPhase Master S437

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
MoonPhase Master S437
SugessMoonPhase Master S437
MSRP $549

At a glance

14 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
MoonPhase Master S43740mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
MoonPhase Master S43748h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
MoonPhase Master S43750m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
MoonPhase Master S437$549

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
41mm
40mm
Thickness
13mm
13.5mm
Lug-to-Lug
43.5mm
47.8mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
300m
50m
Caseback
Solid
Display

Crystal & Dial

2 specs
Dial Color
Black
White
Lume
None
X1

Movement

3 specs
Caliber
Sellita SW220-1
ST2528
Power Reserve
40h
48h
Complications
None
Moonphase, Date

Pricing

1 specs
MSRP
$1,800
$549

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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.

Sugess MoonPhase Master S437

Owners widely praise the Sugess MoonPhase Master S437 for its striking dial, often described as deep blue or aventurine, and its value, with prices around $171-$175. The Seagull ST1908 movement is noted as accurate, with one owner reporting +3 seconds over 18 hours and another +7 seconds daily, and its hand-winding action is smooth. However, the watch's thickness, potentially over 13mm, is a concern for some as a dress watch, and the long lugs may pose a fit issue on smaller wrists. A potential design flaw in the moonphase window, showing two phases simultaneously, is flagged as a deal-breaker by some. The included leather straps are considered stiff and uncomfortable, and the domed sapphire crystal lacks AR coating, leading to reflections. On balance, owners rate the Sugess MoonPhase Master S437 highly for its stunning dial and value, despite some fit and finishing concerns.

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