Which is cheaper, the AVI-8 Flyboy Airmaster GMT Automatic or the Undone Ronin Automatic?

At MSRP the AVI-8 Flyboy Airmaster GMT Automatic is the cheaper of the two at $365, against $380 for the Undone Ronin Automatic — a $15 gap before any retailer discounting.

Which has better water resistance, the AVI-8 Flyboy Airmaster GMT Automatic or the Undone Ronin Automatic?

The Undone Ronin Automatic is rated to 100m versus 50m for the AVI-8 Flyboy Airmaster GMT Automatic.

What movement does the AVI-8 Flyboy Airmaster GMT Automatic run compared to the Undone Ronin Automatic?

Both watches run automatic movements — the AVI-8 Flyboy Airmaster GMT Automatic uses the Seiko NH34 and the Undone Ronin Automatic uses the Seiko NH35.

Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsUndone Ronin Automatic

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

Add a watch

AVI-8 Flyboy Airmaster GMT Automatic

MSRP $365

See the full Flyboy Airmaster GMT Automatic

Undone Ronin Automatic

MSRP $380

See the full Ronin Automatic

At a glance

11 of 29 specs differ

Diameter

Flyboy Airmaster GMT Automatic40mm

Ronin Automatic40mm

Power Reserve

Flyboy Airmaster GMT Automatic—

Ronin Automatic—

Water Resistance

Flyboy Airmaster GMT Automatic50m

Ronin Automatic100m

MSRP

Flyboy Airmaster GMT Automatic$365

Ronin Automatic$380

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

—

Dial Color

Black

—

Movement

2 specs

Caliber

Seiko NH34

Seiko NH35

Power Reserve

—

Pricing

1 specs

MSRP

$365

$380

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AVI-8 Flyboy Airmaster GMT AutomaticvsUndone Ronin Automatic

At a glance

Full specifications

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