Which is cheaper, the Zelos Steel Blue (sellita) or the Sternglas Naos Pro Automatik?

At MSRP the Zelos Steel Blue (sellita) is the cheaper of the two at $629, against $755 for the Sternglas Naos Pro Automatik — a $126 gap before any retailer discounting.

Which is bigger, the Zelos Steel Blue (sellita) or the Sternglas Naos Pro Automatik?

The Zelos Steel Blue (sellita) wears larger at 39mm versus 38mm for the Sternglas Naos Pro Automatik — a 1mm difference across the dial.

Which has a longer power reserve, the Zelos Steel Blue (sellita) or the Sternglas Naos Pro Automatik?

The Sternglas Naos Pro Automatik carries a 42-hour power reserve against 40 hours on the Zelos Steel Blue (sellita).

What movement does the Zelos Steel Blue (sellita) run compared to the Sternglas Naos Pro Automatik?

The Zelos Steel Blue (sellita) runs a manual caliber (ETA/Peseux 7001), while the Sternglas Naos Pro Automatik runs a automatic (Miyota 9015).

Side by side

Zelos Steel Blue (sellita)vsSternglas Naos Pro Automatik

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

Zelos Steel Blue (sellita)

comet-39mm-steel-blue

MSRP $629

Sternglas Naos Pro Automatik

naos-pro-automatik-alabaster

MSRP $755

At a glance

12 of 29 specs differ

Diameter

Steel Blue (sellita)39mm

Naos Pro Automatik38mm

Power Reserve

Steel Blue (sellita)40h

Naos Pro Automatik42h

Water Resistance

Steel Blue (sellita)50m

Naos Pro Automatik50m

MSRP

Steel Blue (sellita)$629

Naos Pro Automatik$755

Full specifications

Case

4 specs

Diameter

39mm

38mm

Thickness

7.6mm

9mm

Lug-to-Lug

39mm

42.4mm

Material

316L Stainless Steel

Stainless Steel

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Steel Blue (Sellita)

—

Lume

None

Luminova Punkte

Movement

4 specs

Caliber

ETA/Peseux 7001

Miyota 9015

Type

Manual

Automatic

Power Reserve

40h

42h

Jewels

—

Pricing

1 specs

MSRP

$629

$755

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