Side by side

Marathon Arctic OSAR 41mm AutomaticvsHamilton Khaki Aviation Pilot Day Date Auto

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Arctic OSAR 41mm Automatic
MarathonArctic OSAR 41mm Automatic
MSRP $1,800
Khaki Aviation Pilot Day Date Auto
HamiltonKhaki Aviation Pilot Day Date Auto
MSRP $1,125

At a glance

11 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Khaki Aviation Pilot Day Date Auto42mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Khaki Aviation Pilot Day Date Auto80h
Water Resistance
Arctic OSAR 41mm Automatic300m
Khaki Aviation Pilot Day Date Auto100m
MSRP
Arctic OSAR 41mm Automatic$1,800
Khaki Aviation Pilot Day Date Auto$1,125

Full specifications

Case

7 specs
Category
Diver
Pilot
Diameter
41mm
42mm
Thickness
13mm
11.85mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

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

Pricing

1 specs
MSRP
$1,800
$1,125

Follow this matchup

Get a note when Marathon Arctic OSAR 41mm Automatic vs Hamilton Khaki Aviation Pilot Day Date Auto gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon Arctic OSAR 41mm Automatic

The Marathon Arctic OSAR 41mm Automatic is noted for its comfortable wearability on wrists under 7 inches, with one owner finding the 41mm size perfect. Accuracy observations vary, with one owner reporting a consistent +1 second per day and another noting -20 seconds per day. The watch features a Sellita automatic movement and has dimensions of 14mm thickness and a 48mm lug-to-lug. Overall, owners appreciate the Marathon Arctic OSAR 41mm Automatic for its comfortable fit and Marathon's overall appeal.

Hamilton Khaki Aviation Pilot Day Date Auto

The Hamilton Khaki Aviation Pilot Day Date Auto features an 80-hour power reserve and hacking, with quick-set day and date functions. One owner noted aggressive rotor spin during hand-winding at certain angles, questioning if service was needed. A reviewer criticized the day display's proximity to the center pinion, suggesting a date-only function would have been preferable. Overall, owners and reviewers find the Hamilton Khaki Aviation Pilot Day Date Auto offers practical complications and a substantial power reserve, though the day display's execution is a point of contention.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.