Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsCitizen Promaster Skyhawk U830

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
Promaster Skyhawk U830
CitizenPromaster Skyhawk U830
MSRP $596

At a glance

12 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Promaster Skyhawk U83043mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Promaster Skyhawk U83040h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Promaster Skyhawk U830200m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Promaster Skyhawk U830$596

Full specifications

Case

7 specs
Category
Diver
Pilot
Diameter
41mm
43mm
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Underside
Dial Color
Black
Blue

Movement

2 specs
Caliber
Sellita SW220-1
U830
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,800
$596

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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.

Citizen Promaster Skyhawk U830

The Citizen Promaster Skyhawk U830 is praised for its updated 43mm titanium case, legible memory-in-pixel display, and cleaner, less cluttered design compared to previous versions. Reviewers highlight its versatile contemporary look and enhanced functionality from the caliber U830, while owners appreciate the MIP display and screw-down caseback. Some users find the interface clunky and the face busy, particularly noting the "calendar" label and the lack of radio or GPS time synchronization, with one owner finding the 45mm size and busy subdials less useful for non-pilots. On balance, owners and reviewers rate the Citizen Promaster Skyhawk U830 highly for its impressive technology and improved legibility in a contemporary package.

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