Which is cheaper, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SBGE307?

At MSRP the CWC RN Automatic Divers Watch Mk.2 with Date is the cheaper of the two at $1,249, against $11,500 for the Grand Seiko SBGE307 — a $10,251 gap before any retailer discounting.

Which is bigger, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SBGE307?

The Grand Seiko SBGE307 wears larger at 44.5mm versus 41mm for the CWC RN Automatic Divers Watch Mk.2 with Date — a 3.5mm difference across the dial.

Which has better water resistance, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SBGE307?

The CWC RN Automatic Divers Watch Mk.2 with Date is rated to 300m versus 200m for the Grand Seiko SBGE307.

Which has a longer power reserve, the CWC RN Automatic Divers Watch Mk.2 with Date or the Grand Seiko SBGE307?

The Grand Seiko SBGE307 carries a 72-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 SBGE307?

The CWC RN Automatic Divers Watch Mk.2 with Date runs a automatic caliber (Sellita SW200-1), while the Grand Seiko SBGE307 runs a spring drive (9R66).

Side by side

CWC RN Automatic Divers Watch Mk.2 with DatevsGrand Seiko SBGE307

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 SBGE307

sbge307g

MSRP $11,500

At a glance

14 of 29 specs differ

Diameter

RN Automatic Divers Watch Mk.2 with Date41mm

SBGE30744.5mm

Power Reserve

RN Automatic Divers Watch Mk.2 with Date40h

SBGE30772h

Water Resistance

RN Automatic Divers Watch Mk.2 with Date300m

SBGE307200m

MSRP

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

SBGE307$11,500

Full specifications

Case

7 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

3 specs

Caliber

Sellita SW200-1

9R66

Type

Automatic

Spring Drive

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$1,249

$11,500

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