Which is cheaper, the Citizen Promaster Diver or the Lum-Tec RPM?

At MSRP the Citizen Promaster Diver is the cheaper of the two at $431, against $495 for the Lum-Tec RPM — a $64 gap before any retailer discounting.

Which is bigger, the Citizen Promaster Diver or the Lum-Tec RPM?

The Citizen Promaster Diver wears larger at 46mm versus 43mm for the Lum-Tec RPM — a 3mm difference across the dial.

Which has better water resistance, the Citizen Promaster Diver or the Lum-Tec RPM?

The Citizen Promaster Diver is rated to 200m versus 50m for the Lum-Tec RPM.

What movement does the Citizen Promaster Diver run compared to the Lum-Tec RPM?

The Citizen Promaster Diver runs a solar caliber (B612), while the Lum-Tec RPM runs a quartz.

Side by side

Citizen Promaster DivervsLum-Tec RPM

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

Citizen Promaster Diver

CA0710

MSRP $431

Lum-Tec RPM

rpm-3

MSRP $495

At a glance

13 of 29 specs differ

Diameter

Promaster Diver46mm

RPM43mm

Power Reserve

Promaster Diver40h

RPM40h

Water Resistance

Promaster Diver200m

RPM50m

MSRP

Promaster Diver$431

RPM$495

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Crystal

Mineral

Sapphire

AR Coating

Underside

Inner

Dial Color

Blue

RPM 3

Movement

2 specs

Caliber

B612

—

Type

Solar

Quartz

Pricing

1 specs

MSRP

$431

$495

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Citizen Promaster DivervsLum-Tec RPM

At a glance

Full specifications

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