Which is cheaper, the CWC RN Automatic Divers Watch Mk.2 or the Seiko Prospex Land Mechanical?

At MSRP the Seiko Prospex Land Mechanical is the cheaper of the two at $995, against $1,249 for the CWC RN Automatic Divers Watch Mk.2 — a $254 gap before any retailer discounting.

Which is bigger, the CWC RN Automatic Divers Watch Mk.2 or the Seiko Prospex Land Mechanical?

The CWC RN Automatic Divers Watch Mk.2 wears larger at 41mm versus 39.5mm for the Seiko Prospex Land Mechanical — a 1.5mm difference across the dial.

Which has better water resistance, the CWC RN Automatic Divers Watch Mk.2 or the Seiko Prospex Land Mechanical?

The CWC RN Automatic Divers Watch Mk.2 is rated to 300m versus 20m for the Seiko Prospex Land Mechanical.

Which has a longer power reserve, the CWC RN Automatic Divers Watch Mk.2 or the Seiko Prospex Land Mechanical?

The Seiko Prospex Land Mechanical carries a 72-hour power reserve against 40 hours on the CWC RN Automatic Divers Watch Mk.2.

What movement does the CWC RN Automatic Divers Watch Mk.2 run compared to the Seiko Prospex Land Mechanical?

Both watches run automatic movements — the CWC RN Automatic Divers Watch Mk.2 uses the Sellita SW200-1 and the Seiko Prospex Land Mechanical uses the 6R55.

Side by side

CWC RN Automatic Divers Watch Mk.2vsSeiko Prospex Land Mechanical

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

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CWC RN Automatic Divers Watch Mk.2

cwc-royal-navy-diver-automatic-mk2

MSRP $1,249

Seiko Prospex Land Mechanical

spb503j1

MSRP $995

At a glance

12 of 29 specs differ

Diameter

RN Automatic Divers Watch Mk.241mm

Prospex Land Mechanical39.5mm

Power Reserve

RN Automatic Divers Watch Mk.240h

Prospex Land Mechanical72h

Water Resistance

RN Automatic Divers Watch Mk.2300m

Prospex Land Mechanical200m

MSRP

RN Automatic Divers Watch Mk.2$1,249

Prospex Land Mechanical$995

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

6R55

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$1,249

$995

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CWC RN Automatic Divers Watch Mk.2vsSeiko Prospex Land Mechanical

At a glance

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