Which has better water resistance, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Sheffield 1A?

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is rated to 300m versus 200m for the Sheffield 1A.

What movement does the Marathon OSAR-D (Original SAR with Date) Automatic 41mm run compared to the Sheffield 1A?

Both watches run automatic movements — the Marathon OSAR-D (Original SAR with Date) Automatic 41mm uses the Sellita SW220-1 and the Sheffield 1A uses the Seiko NH35A.

Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsSheffield 1A

Q: Which is cheaper, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $1,800 for the Marathon OSAR-D (Original SAR with Date) Automatic 41mm — a $1,577 gap before any retailer discounting.

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

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Marathon OSAR-D (Original SAR with Date) Automatic 41mm

41mm-original-sar-w-date-osar-d

MSRP $1,800

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

11 of 29 specs differ

Diameter

OSAR-D (Original SAR with Date) Automatic 41mm41mm

1A40mm

Power Reserve

OSAR-D (Original SAR with Date) Automatic 41mm40h

1A—

Water Resistance

OSAR-D (Original SAR with Date) Automatic 41mm300m

1A200m

MSRP

OSAR-D (Original SAR with Date) Automatic 41mm$1,800

1A$223

Full specifications

Case

6 specs

Diameter

41mm

40mm

Thickness

13mm

12.8mm

Lug-to-Lug

43.5mm

46mm

Lug Width

18mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

300m

200m

Crystal & Dial

2 specs

Dial Color

Black

White/Blue

Lume

None

Swiss blue lume

Movement

2 specs

Caliber

Sellita SW220-1

Seiko NH35A

Power Reserve

40h

—

Pricing

1 specs

MSRP

$1,800

$223

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Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsSheffield 1A

At a glance

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