Which is cheaper, the Lum-Tec B68 Day Date or the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top?

At MSRP the Lum-Tec B68 Day Date is the cheaper of the two at $595, against $624 for the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top — a $29 gap before any retailer discounting.

Which is bigger, the Lum-Tec B68 Day Date or the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top?

The Lum-Tec B68 Day Date wears larger at 44mm versus 41mm for the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top — a 3mm difference across the dial.

Which has better water resistance, the Lum-Tec B68 Day Date or the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top?

The CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top is rated to 300m versus 200m for the Lum-Tec B68 Day Date.

What movement does the Lum-Tec B68 Day Date run compared to the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top?

Both watches run quartz movements — the Lum-Tec B68 Day Date uses the Ronda 515 and the CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top uses the Ronda 517.

Side by side

Lum-Tec B68 Day DatevsCWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top

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

Lum-Tec B68 Day Date

combat-b68

MSRP $595

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

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

MSRP $624

At a glance

13 of 29 specs differ

Diameter

B68 Day Date44mm

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

Power Reserve

B68 Day Date40h

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

Water Resistance

B68 Day Date200m

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

MSRP

B68 Day Date$595

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

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Yes

Dial Color

B68 Day Date

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

Lume

None

Super-LumiNova

Movement

1 specs

Caliber

Ronda 515

Ronda 517

Pricing

1 specs

MSRP

$595

$624

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