Which is cheaper, the AVI-8 Flyboy Airmaster GMT Automatic or the Sternglas Naos Mondphase?

At MSRP the Sternglas Naos Mondphase is the cheaper of the two at $323, against $365 for the AVI-8 Flyboy Airmaster GMT Automatic — a $42 gap before any retailer discounting.

Which is bigger, the AVI-8 Flyboy Airmaster GMT Automatic or the Sternglas Naos Mondphase?

The AVI-8 Flyboy Airmaster GMT Automatic wears larger at 40mm versus 38mm for the Sternglas Naos Mondphase — a 2mm difference across the dial.

What movement does the AVI-8 Flyboy Airmaster GMT Automatic run compared to the Sternglas Naos Mondphase?

The AVI-8 Flyboy Airmaster GMT Automatic runs a automatic caliber (NH34), while the Sternglas Naos Mondphase runs a quartz (Seiko VJ76).

Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsSternglas Naos Mondphase

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

AVI-8 Flyboy Airmaster GMT Automatic

flyboy-airmaster-gmt-automatic-engine-black-av-4128-01

MSRP $365

Sternglas Naos Mondphase

naos-mondphase-mitternachtsblau

MSRP $323

At a glance

13 of 29 specs differ

Diameter

Flyboy Airmaster GMT Automatic40mm

Naos Mondphase38mm

Power Reserve

Flyboy Airmaster GMT Automatic40h

Naos Mondphase—

Water Resistance

Flyboy Airmaster GMT Automatic50m

Naos Mondphase50m

MSRP

Flyboy Airmaster GMT Automatic$365

Naos Mondphase$323

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Black

—

Lume

None

Luminova Punkten

Movement

4 specs

Caliber

NH34

Seiko VJ76

Type

Automatic

Quartz

Power Reserve

40h

—

Jewels

—

Pricing

1 specs

MSRP

$365

$323

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