Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsHamilton Khaki Aviation Pilot Auto

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
Khaki Aviation Pilot Auto
HamiltonKhaki Aviation Pilot Auto
MSRP $1,125

At a glance

9 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Khaki Aviation Pilot Auto36mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Khaki Aviation Pilot Auto80h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Khaki Aviation Pilot Auto100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Khaki Aviation Pilot Auto$1,125

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
46mm
36mm
Thickness
13mm
11.15mm
Lug-to-Lug
43.5mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Movement

2 specs
Caliber
Sellita SW220-1
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$2,500
$1,125

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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.

Hamilton Khaki Aviation Pilot Auto

The Hamilton Khaki Aviation Pilot Auto is widely praised for its legibility and value, with reviewers and owners highlighting its clear dial design, bold numerals, and effective Super-LumiNova. The 80-hour power reserve from the H-10 caliber is a consistent positive point. Owners and reviewers find the 36mm and 39mm sizes to be comfortable and versatile for everyday wear, though some find the hands on the 36mm model disproportionate or requiring adjustment. The watch offers 100m water resistance. On balance, the Hamilton Khaki Aviation Pilot Auto is highly regarded for its legibility, substantial power reserve, and everyday wearability at its price point.

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