Which is cheaper, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Core Timepieces The River Watch?

At MSRP the Core Timepieces The River Watch is the cheaper of the two at $540, against $1,800 for the Marathon OSAR-D (Original SAR with Date) Automatic 41mm — a $1,260 gap before any retailer discounting.

Which is bigger, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Core Timepieces The River Watch?

The Core Timepieces The River Watch wears larger at 42mm versus 41mm for the Marathon OSAR-D (Original SAR with Date) Automatic 41mm — a 1mm difference across the dial.

What movement does the Marathon OSAR-D (Original SAR with Date) Automatic 41mm run compared to the Core Timepieces The River Watch?

Both watches run automatic movements — the Marathon OSAR-D (Original SAR with Date) Automatic 41mm uses the Sellita SW220-1 and the Core Timepieces The River Watch uses the Seiko NH34A.

Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsCore Timepieces The River Watch

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

Core Timepieces The River Watch

MSRP $540

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Buy used on eBay ↗

Buy from Core Timepieces ↗

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At a glance

10 of 29 specs differ

Diameter

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

The River Watch42mm

Power Reserve

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

The River Watch—

Water Resistance

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

The River Watch300m

MSRP

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

The River Watch$540

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Black

—

Movement

2 specs

Caliber

Sellita SW220-1

Seiko NH34A

Power Reserve

40h

—

Pricing

1 specs

MSRP

$1,800

—

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Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsCore Timepieces The River Watch

At a glance

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