Which is cheaper, the CWC Automatic Divers Watch Mk.2 Black with Date or the Grand Seiko SBGR321?

At MSRP the CWC Automatic Divers Watch Mk.2 Black with Date is the cheaper of the two at $1,249, against $5,200 for the Grand Seiko SBGR321 — a $3,951 gap before any retailer discounting.

Which is bigger, the CWC Automatic Divers Watch Mk.2 Black with Date or the Grand Seiko SBGR321?

The CWC Automatic Divers Watch Mk.2 Black with Date wears larger at 41mm versus 40mm for the Grand Seiko SBGR321 — a 1mm difference across the dial.

Which has better water resistance, the CWC Automatic Divers Watch Mk.2 Black with Date or the Grand Seiko SBGR321?

The CWC Automatic Divers Watch Mk.2 Black with Date is rated to 300m versus 100m for the Grand Seiko SBGR321.

Which has a longer power reserve, the CWC Automatic Divers Watch Mk.2 Black with Date or the Grand Seiko SBGR321?

The Grand Seiko SBGR321 carries a 72-hour power reserve against 40 hours on the CWC Automatic Divers Watch Mk.2 Black with Date.

What movement does the CWC Automatic Divers Watch Mk.2 Black with Date run compared to the Grand Seiko SBGR321?

Both watches run automatic movements — the CWC Automatic Divers Watch Mk.2 Black with Date uses the Sellita SW200-1 and the Grand Seiko SBGR321 uses the 9S65.

Side by side

CWC Automatic Divers Watch Mk.2 Black with DatevsGrand Seiko SBGR321

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

CWC Automatic Divers Watch Mk.2 Black with Date

cwc-royal-navy-black-diver-automatic-mk-2-with-date

MSRP $1,249

Grand Seiko SBGR321

sbgr321g

MSRP $5,200

At a glance

11 of 29 specs differ

Diameter

Automatic Divers Watch Mk.2 Black with Date41mm

SBGR32140mm

Power Reserve

Automatic Divers Watch Mk.2 Black with Date40h

SBGR32172h

Water Resistance

Automatic Divers Watch Mk.2 Black with Date300m

SBGR321100m

MSRP

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

SBGR321$5,200

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

CWC Automatic Divers Watch Mk.2 Black with Date (SF300 AS120-D)

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW200-1

9S65

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$1,249

$5,200

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