Which is cheaper, the Lum-Tec RPM or the Praesidus 38mm Automatic?

At MSRP the Lum-Tec RPM is the cheaper of the two at $495, against $680 for the Praesidus 38mm Automatic — a $185 gap before any retailer discounting.

Which is bigger, the Lum-Tec RPM or the Praesidus 38mm Automatic?

The Lum-Tec RPM wears larger at 43mm versus 38mm for the Praesidus 38mm Automatic — a 5mm difference across the dial.

Which has better water resistance, the Lum-Tec RPM or the Praesidus 38mm Automatic?

The Praesidus 38mm Automatic is rated to 100m versus 50m for the Lum-Tec RPM.

What movement does the Lum-Tec RPM run compared to the Praesidus 38mm Automatic?

The Lum-Tec RPM runs a quartz caliber, while the Praesidus 38mm Automatic runs a automatic (Seiko NH35).

Side by side

Lum-Tec RPMvsPraesidus 38mm Automatic

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

Lum-Tec RPM

rpm-3

MSRP $495

Praesidus 38mm Automatic

P-38-HP-GRSG

MSRP $680

At a glance

11 of 29 specs differ

Diameter

RPM43mm

38mm Automatic38mm

Power Reserve

RPM40h

38mm Automatic40h

Water Resistance

RPM50m

38mm Automatic100m

MSRP

RPM$495

38mm Automatic$680

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

RPM 3

38mm Automatic

Movement

2 specs

Caliber

—

Seiko NH35

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$495

$680

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Lum-Tec RPMvsPraesidus 38mm Automatic

At a glance

Full specifications

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