Which is cheaper, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex Sea PADI Special Edition?

At MSRP the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case is the cheaper of the two at $608, against $625 for the Seiko Prospex Sea PADI Special Edition — a $18 gap before any retailer discounting.

Which is bigger, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex Sea PADI Special Edition?

The Seiko Prospex Sea PADI Special Edition wears larger at 43.8mm versus 41mm for the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case — a 2.8mm difference across the dial.

Which has better water resistance, the CWC Quartz Divers Watch Mk.2 Day/Date Polished Case or the Seiko Prospex Sea PADI Special Edition?

The CWC Quartz Divers Watch Mk.2 Day/Date Polished Case is rated to 300m versus 200m for the Seiko Prospex Sea PADI Special Edition.

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

The Seiko Prospex Sea PADI Special Edition carries a 41-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 Sea PADI Special Edition?

The CWC Quartz Divers Watch Mk.2 Day/Date Polished Case runs a quartz caliber (Ronda 517), while the Seiko Prospex Sea PADI Special Edition runs a automatic (4R35).

Side by side

CWC Quartz Divers Watch Mk.2 Day/Date Polished CasevsSeiko Prospex Sea PADI Special Edition

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 Sea PADI Special Edition

srpj93

MSRP $625

At a glance

13 of 29 specs differ

Diameter

Quartz Divers Watch Mk.2 Day/Date Polished Case41mm

Prospex Sea PADI Special Edition43.8mm

Power Reserve

Quartz Divers Watch Mk.2 Day/Date Polished Case40h

Prospex Sea PADI Special Edition41h

Water Resistance

Quartz Divers Watch Mk.2 Day/Date Polished Case300m

Prospex Sea PADI Special Edition200m

MSRP

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

Prospex Sea PADI Special Edition$625

Full specifications

Case

5 specs

Diameter

41mm

43.8mm

Thickness

12mm

12.8mm

Lug-to-Lug

47mm

48.7mm

Lug Width

20mm

22mm

Water Resistance

300m

200m

Crystal & Dial

3 specs

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, index(es) and bezel

Movement

4 specs

Caliber

Ronda 517

4R35

Type

Quartz

Automatic

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$608

$625

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