Which is cheaper, the Sternglas Naos Mondphase or the Orient Helios?

At MSRP the Sternglas Naos Mondphase is the cheaper of the two at $323, against $335 for the Orient Helios — a $12 gap before any retailer discounting.

Which is bigger, the Sternglas Naos Mondphase or the Orient Helios?

The Orient Helios wears larger at 40.5mm versus 38mm for the Sternglas Naos Mondphase — a 2.5mm difference across the dial.

Which has better water resistance, the Sternglas Naos Mondphase or the Orient Helios?

The Sternglas Naos Mondphase is rated to 50m versus 30m for the Orient Helios.

What movement does the Sternglas Naos Mondphase run compared to the Orient Helios?

The Sternglas Naos Mondphase runs a quartz caliber (Seiko VJ76), while the Orient Helios runs a automatic (FT622).

Side by side

Sternglas Naos MondphasevsOrient Helios

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

Sternglas Naos Mondphase

naos-mondphase-mitternachtsblau

MSRP $323

Orient Helios

ra-ag0026e30b

MSRP $335

At a glance

19 of 29 specs differ

Diameter

Naos Mondphase38mm

Helios40.5mm

Power Reserve

Naos Mondphase—

Helios40h

Water Resistance

Naos Mondphase50m

Helios30m

MSRP

Naos Mondphase$323

Helios$335

Full specifications

Case

7 specs

Crystal & Dial

6 specs

Crystal

Sapphire

Mineral

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

—

Green

Indices

Applied

—

Lume

Luminova Punkten

None

Movement

5 specs

Caliber

Seiko VJ76

FT622

Type

Quartz

Automatic

Beat Rate

28,800 vph

21,600 vph

Power Reserve

—

40h

Jewels

—

Pricing

1 specs

MSRP

$323

$335

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Full specifications

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