Which is cheaper, the AVI-8 Flyboy Airmaster GMT Automatic or the Praesidus Neptune 44?

At MSRP the AVI-8 Flyboy Airmaster GMT Automatic is the cheaper of the two at $365, against $550 for the Praesidus Neptune 44 — a $185 gap before any retailer discounting.

Which is bigger, the AVI-8 Flyboy Airmaster GMT Automatic or the Praesidus Neptune 44?

The Praesidus Neptune 44 wears larger at 44mm versus 40mm for the AVI-8 Flyboy Airmaster GMT Automatic — a 4mm difference across the dial.

Which has better water resistance, the AVI-8 Flyboy Airmaster GMT Automatic or the Praesidus Neptune 44?

The Praesidus Neptune 44 is rated to 200m versus 50m for the AVI-8 Flyboy Airmaster GMT Automatic.

What movement does the AVI-8 Flyboy Airmaster GMT Automatic run compared to the Praesidus Neptune 44?

Both watches run automatic movements — the AVI-8 Flyboy Airmaster GMT Automatic uses the NH34 and the Praesidus Neptune 44 uses the Miyota 9039.

Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsPraesidus Neptune 44

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

Praesidus Neptune 44

neptune-44-brown

MSRP $550

At a glance

8 of 29 specs differ

Diameter

Flyboy Airmaster GMT Automatic40mm

Neptune 4444mm

Power Reserve

Flyboy Airmaster GMT Automatic40h

Neptune 4440h

Water Resistance

Flyboy Airmaster GMT Automatic50m

Neptune 44200m

MSRP

Flyboy Airmaster GMT Automatic$365

Neptune 44$550

Full specifications

Case

4 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Patina

Movement

1 specs

Caliber

NH34

Miyota 9039

Pricing

1 specs

MSRP

$365

$550

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