Which is cheaper, the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top or the Grand Seiko SBGN027?

At MSRP the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top is the cheaper of the two at $624, against $3,700 for the Grand Seiko SBGN027 — a $3,076 gap before any retailer discounting.

Which is bigger, the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top or the Grand Seiko SBGN027?

The CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top wears larger at 41mm versus 39mm for the Grand Seiko SBGN027 — a 2mm difference across the dial.

Which has better water resistance, the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top or the Grand Seiko SBGN027?

The CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top is rated to 300m versus 200m for the Grand Seiko SBGN027.

What movement does the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top run compared to the Grand Seiko SBGN027?

Both watches run quartz movements — the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top uses the Ronda 517 and the Grand Seiko SBGN027 uses the 9F86.

Side by side

CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte TopvsGrand Seiko SBGN027

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

CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top

cwc-rn-quartz-matte-top-day-date-rn300-mt-qs120-dd

MSRP $624

Grand Seiko SBGN027

sbgn027g

MSRP $3,700

At a glance

10 of 29 specs differ

Diameter

RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm

SBGN02739mm

Power Reserve

RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h

SBGN02740h

Water Resistance

RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m

SBGN027200m

MSRP

RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624

SBGN027$3,700

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)

Black

Lume

Super-LumiNova

None

Movement

1 specs

Caliber

Ronda 517

9F86

Pricing

1 specs

MSRP

$624

$3,700

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