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

At MSRP the AVI-8 Bell X-1 Machbuster Chronograph is the cheaper of the two at $300, against $445 for the Spinnaker Croft 39 GMT — a $145 gap before any retailer discounting.

Which has better water resistance, the AVI-8 Bell X-1 Machbuster Chronograph 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 Chronograph.

What movement does the AVI-8 Bell X-1 Machbuster Chronograph run compared to the Spinnaker Croft 39 GMT?

The AVI-8 Bell X-1 Machbuster Chronograph runs a quartz caliber, while the Spinnaker Croft 39 GMT runs a automatic (Seiko NH34A).

Side by side

AVI-8 Bell X-1 Machbuster ChronographvsSpinnaker 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 Chronograph

bell-x-1-machbuster-chronograph-aviation-blue-av-4118-01

MSRP $300

Spinnaker Croft 39 GMT

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

MSRP $445

At a glance

11 of 29 specs differ

Diameter

Bell X-1 Machbuster Chronograph—

Croft 39 GMT39mm

Power Reserve

Bell X-1 Machbuster Chronograph40h

Croft 39 GMT40h

Water Resistance

Bell X-1 Machbuster Chronograph50m

Croft 39 GMT100m

MSRP

Bell X-1 Machbuster Chronograph$300

Croft 39 GMT$445

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Mineral

Sapphire

Dial Color

Blue

Red

Movement

2 specs

Caliber

—

Seiko NH34A

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$300

$445

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