Which is cheaper, the Sternglas Naos Pro GMT Automatik or the Sugess Ocean Star S421?

At MSRP the Sugess Ocean Star S421 is the cheaper of the two at $449, against $863 for the Sternglas Naos Pro GMT Automatik — a $414 gap before any retailer discounting.

Which is bigger, the Sternglas Naos Pro GMT Automatik or the Sugess Ocean Star S421?

The Sugess Ocean Star S421 wears larger at 40mm versus 38mm for the Sternglas Naos Pro GMT Automatik — a 2mm difference across the dial.

Which has better water resistance, the Sternglas Naos Pro GMT Automatik or the Sugess Ocean Star S421?

The Sugess Ocean Star S421 is rated to 300m versus 50m for the Sternglas Naos Pro GMT Automatik.

Which has a longer power reserve, the Sternglas Naos Pro GMT Automatik or the Sugess Ocean Star S421?

The Sternglas Naos Pro GMT Automatik carries a 42-hour power reserve against 40 hours on the Sugess Ocean Star S421.

What movement does the Sternglas Naos Pro GMT Automatik run compared to the Sugess Ocean Star S421?

Both watches run automatic movements — the Sternglas Naos Pro GMT Automatik uses the Miyota 9075 and the Sugess Ocean Star S421 uses the Seagull ST2130/Seiko NH35.

Side by side

Sternglas Naos Pro GMT AutomatikvsSugess Ocean Star S421

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

Sternglas Naos Pro GMT Automatik

naos-pro-automatik-gmt-dunkelblau

MSRP $863

Sugess Ocean Star S421

S421

MSRP $449

At a glance

13 of 29 specs differ

Diameter

Naos Pro GMT Automatik38mm

Ocean Star S42140mm

Power Reserve

Naos Pro GMT Automatik42h

Ocean Star S42140h

Water Resistance

Naos Pro GMT Automatik50m

Ocean Star S421300m

MSRP

Naos Pro GMT Automatik$863

Ocean Star S421$449

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

—

SU116610LB Black

Lume

Luminova Punkte

None

Movement

5 specs

Caliber

Miyota 9075

Seagull ST2130/Seiko NH35

Beat Rate

28,800 vph

4 vph

Power Reserve

42h

40h

Jewels

—

Complications

None

GMT, Chronograph, Moonphase, Date

Pricing

1 specs

MSRP

$863

$449

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