Which is cheaper, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex SPEEDTIMER Mechanical?

At MSRP the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case is the cheaper of the two at $608, against $995 for the Seiko Prospex SPEEDTIMER Mechanical — a $388 gap before any retailer discounting.

Which is bigger, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex SPEEDTIMER Mechanical?

The CWC Quartz Divers Watch Mk.2 Day/Date Polished Case wears larger at 41mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical — a 1.5mm difference across the dial.

Which has better water resistance, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex SPEEDTIMER Mechanical?

The CWC Quartz Divers Watch Mk.2 Day/Date Polished Case is rated to 300m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex SPEEDTIMER Mechanical?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 40 hours on the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case.

What movement does the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case run compared to the Seiko Prospex SPEEDTIMER Mechanical?

The CWC Quartz Divers Watch Mk.2 Day/Date Polished Case runs a quartz caliber (Ronda 517), while the Seiko Prospex SPEEDTIMER Mechanical runs a automatic (6R55).

Side by side

CWC Quartz Divers Watch Mk.2 Day/Date Polished CasevsSeiko Prospex SPEEDTIMER Mechanical

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

CWC Quartz Divers Watch Mk.2 Day/Date Polished Case

cwc-quartz-divers-watch-rn300-p-qs120-dd

MSRP $608

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

At a glance

13 of 29 specs differ

Diameter

Quartz Divers Watch Mk.2 Day/Date Polished Case41mm

Prospex SPEEDTIMER Mechanical39.5mm

Power Reserve

Quartz Divers Watch Mk.2 Day/Date Polished Case40h

Prospex SPEEDTIMER Mechanical72h

Water Resistance

Quartz Divers Watch Mk.2 Day/Date Polished Case300m

Prospex SPEEDTIMER Mechanical200m

MSRP

Quartz Divers Watch Mk.2 Day/Date Polished Case$608

Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

4 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

CWC Quartz Divers Watch Mk.2 Day/Date Polished Case (RN300-P QS120-DD)

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Ronda 517

6R55

Type

Quartz

Automatic

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$608

$995

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