Which is cheaper, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SLGH017?

At MSRP the CWC RN Automatic Divers Watch Mk.2 with Date is the cheaper of the two at $1,249, against $10,500 for the Grand Seiko SLGH017 — a $9,251 gap before any retailer discounting.

Which is bigger, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SLGH017?

The CWC RN Automatic Divers Watch Mk.2 with Date wears larger at 41mm versus 40mm for the Grand Seiko SLGH017 — a 1mm difference across the dial.

Which has better water resistance, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SLGH017?

The CWC RN Automatic Divers Watch Mk.2 with Date is rated to 300m versus 100m for the Grand Seiko SLGH017.

Which has a longer power reserve, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SLGH017?

The Grand Seiko SLGH017 carries a 80-hour power reserve against 40 hours on the CWC RN Automatic Divers Watch Mk.2 with Date.

What movement does the CWC RN Automatic Divers Watch Mk.2 with Date run compared to the Grand Seiko SLGH017?

Both watches run automatic movements — the CWC RN Automatic Divers Watch Mk.2 with Date uses the Sellita SW200-1 and the Grand Seiko SLGH017 uses the 9SA5.

Side by side

CWC RN Automatic Divers Watch Mk.2 with DatevsGrand Seiko SLGH017

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

CWC RN Automatic Divers Watch Mk.2 with Date

cwc-royal-navy-diver-automatic-mk2-with-date

MSRP $1,249

Grand Seiko SLGH017

slgh017g

MSRP $10,500

At a glance

12 of 29 specs differ

Diameter

RN Automatic Divers Watch Mk.2 with Date41mm

SLGH01740mm

Power Reserve

RN Automatic Divers Watch Mk.2 with Date40h

SLGH01780h

Water Resistance

RN Automatic Divers Watch Mk.2 with Date300m

SLGH017100m

MSRP

RN Automatic Divers Watch Mk.2 with Date$1,249

SLGH017$10,500

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

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

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW200-1

9SA5

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$1,249

$10,500

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