Which is cheaper, the Marathon Arctic OSAR 41mm Automatic or the Hamilton Khaki Field King Day-Date?

At MSRP the Hamilton Khaki Field King Day-Date is the cheaper of the two at $845, against $1,800 for the Marathon Arctic OSAR 41mm Automatic — a $955 gap before any retailer discounting.

Which is bigger, the Marathon Arctic OSAR 41mm Automatic or the Hamilton Khaki Field King Day-Date?

The Marathon Arctic OSAR 41mm Automatic wears larger at 41mm versus 40mm for the Hamilton Khaki Field King Day-Date — a 1mm difference across the dial.

Which has better water resistance, the Marathon Arctic OSAR 41mm Automatic or the Hamilton Khaki Field King Day-Date?

The Marathon Arctic OSAR 41mm Automatic is rated to 300m versus 100m for the Hamilton Khaki Field King Day-Date.

Which has a longer power reserve, the Marathon Arctic OSAR 41mm Automatic or the Hamilton Khaki Field King Day-Date?

The Hamilton Khaki Field King Day-Date carries a 80-hour power reserve against 40 hours on the Marathon Arctic OSAR 41mm Automatic.

What movement does the Marathon Arctic OSAR 41mm Automatic run compared to the Hamilton Khaki Field King Day-Date?

Both watches run automatic movements — the Marathon Arctic OSAR 41mm Automatic uses the Sellita SW220-1 and the Hamilton Khaki Field King Day-Date uses the H-40.

Side by side

Marathon Arctic OSAR 41mm AutomaticvsHamilton Khaki Field King Day-Date

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

Marathon Arctic OSAR 41mm Automatic

41mm-arctic-original-sar-w-date-on-3-piece-rubber-strap-kit-osar-d

MSRP $1,800

Hamilton Khaki Field King Day-Date

h64475131

MSRP $845

At a glance

11 of 29 specs differ

Diameter

Arctic OSAR 41mm Automatic41mm

Khaki Field King Day-Date40mm

Power Reserve

Arctic OSAR 41mm Automatic40h

Khaki Field King Day-Date80h

Water Resistance

Arctic OSAR 41mm Automatic300m

Khaki Field King Day-Date100m

MSRP

Arctic OSAR 41mm Automatic$1,800

Khaki Field King Day-Date$845

Full specifications

Case

7 specs

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

$845

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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 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.

WatchUSeek·4

Hamilton Khaki Field King Day-Date

Hamilton Khaki Field King Day-Date owners widely praise its classic styling, 80-hour power reserve, and excellent value. Opinions on water resistance are split; some express concern over the 50m rating, while others find it sufficient for daily wear and swimming. One owner notes the stock strap can be stiff. Service costs range from $55 for routine maintenance to $220 for full service with movement replacement. On balance, owners rate the Hamilton Khaki Field King Day-Date highly for its classic aesthetics and impressive power reserve at its price point.

From video reviewers

The 80-hour power reserve from the H-40 automatic movement is a significant strength. The 50-meter water resistance is considered a limitation for a field watch.

Reddit·2

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