Which is cheaper, the AVI-8 Bell X-1 Machbuster Automatic or the Spinnaker Croft 39 GMT?

At MSRP the AVI-8 Bell X-1 Machbuster Automatic is the cheaper of the two at $350, against $445 for the Spinnaker Croft 39 GMT — a $95 gap before any retailer discounting.

Which has better water resistance, the AVI-8 Bell X-1 Machbuster Automatic or the Spinnaker Croft 39 GMT?

The Spinnaker Croft 39 GMT is rated to 100m versus 50m for the AVI-8 Bell X-1 Machbuster Automatic.

Side by side

AVI-8 Bell X-1 Machbuster AutomaticvsSpinnaker Croft 39 GMT

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

AVI-8 Bell X-1 Machbuster Automatic

bell-x-1-machbuster-automatic-graphite-black-av-4115-01

MSRP $350

Spinnaker Croft 39 GMT

croft-39-gmt-automatic-flame-red-sp-5157-33

MSRP $445

At a glance

8 of 29 specs differ

Diameter

Bell X-1 Machbuster Automatic—

Croft 39 GMT39mm

Power Reserve

Bell X-1 Machbuster Automatic40h

Croft 39 GMT40h

Water Resistance

Bell X-1 Machbuster Automatic50m

Croft 39 GMT100m

MSRP

Bell X-1 Machbuster Automatic$350

Croft 39 GMT$445

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

Black

Red

Movement

1 specs

Caliber

—

Seiko NH34A

Pricing

1 specs

MSRP

$350

$445

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