Which is cheaper, the Sternglas Naos XS Automatik or the Formex Reef 42 mm?

At MSRP the Sternglas Naos XS Automatik is the cheaper of the two at $431, against $2,414 for the Formex Reef 42 mm — a $1,983 gap before any retailer discounting.

Which is bigger, the Sternglas Naos XS Automatik or the Formex Reef 42 mm?

The Formex Reef 42 mm wears larger at 42mm versus 33mm for the Sternglas Naos XS Automatik — a 9mm difference across the dial.

Which has better water resistance, the Sternglas Naos XS Automatik or the Formex Reef 42 mm?

The Formex Reef 42 mm is rated to 300m versus 50m for the Sternglas Naos XS Automatik.

What movement does the Sternglas Naos XS Automatik run compared to the Formex Reef 42 mm?

Both watches run automatic movements — the Sternglas Naos XS Automatik uses the Miyota 6T15 and the Formex Reef 42 mm uses the Sellita SW300-1.

Side by side

Sternglas Naos XS AutomatikvsFormex Reef 42 mm

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

Sternglas Naos XS Automatik

naos-xs-automatik-gold

MSRP $431

Formex Reef 42 mm

reef-42mm-automatic-cosc-300m-black

MSRP $2,414

At a glance

12 of 29 specs differ

Diameter

Naos XS Automatik33mm

Reef 42 mm42mm

Power Reserve

Naos XS Automatik—

Reef 42 mm56h

Water Resistance

Naos XS Automatik50m

Reef 42 mm300m

MSRP

Naos XS Automatik$431

Reef 42 mm$2,414

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

—

Black

Lume

None

Super-LumiNova

Movement

3 specs

Caliber

Miyota 6T15

Sellita SW300-1

Power Reserve

—

56h

Jewels

—

Pricing

1 specs

MSRP

$431

$2,414

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