Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsHamilton Khaki Aviation Pilot Pioneer Mechanical Bronze

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

At a glance

11 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Khaki Aviation Pilot Pioneer Mechanical Bronze43mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Khaki Aviation Pilot Pioneer Mechanical Bronze50h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Khaki Aviation Pilot Pioneer Mechanical Bronze100m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Khaki Aviation Pilot Pioneer Mechanical Bronze$1,795

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
41mm
43mm
Lug-to-Lug
43.5mm
52mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Black
White

Movement

3 specs
Caliber
Sellita SW220-1
ETA 6498-1
Type
Automatic
Manual
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$1,800
$1,795

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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.

Hamilton Khaki Aviation Pilot Pioneer Mechanical Bronze

Owners and reviewers praise the Hamilton Khaki Aviation Pilot Pioneer Mechanical Bronze for its romantic aviation appeal, authentic pilot design, and light, versatile case. The dial texture is noted as superior to stock photos, and the tan lume harmonizes with the bronze case. Accuracy is reported as excellent, with one owner seeing +1-2s/day. The joy of winding the oversized crown is a recurring positive, though some find it rough initially. The watch is considered good value by some, offering hand-wind and small seconds with heritage, though others feel it shares technology with more affordable models. Concerns are raised about the mineral crystal scratching more easily than sapphire, with one instance of breakage. The bezel's detents are described as unremarkable, and the stock strap has a paper-like feel. Some owners report a 48-click bezel, while others have a 60-click version.

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