Which is cheaper, the AVI-8 Bell X-1 Machbuster Chronograph or the Zelos Spearfish GMT?

At MSRP the AVI-8 Bell X-1 Machbuster Chronograph is the cheaper of the two at $300, against $999 for the Zelos Spearfish GMT — a $699 gap before any retailer discounting.

Which has better water resistance, the AVI-8 Bell X-1 Machbuster Chronograph or the Zelos Spearfish GMT?

The Zelos Spearfish GMT is rated to 200m 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 Zelos Spearfish GMT?

The AVI-8 Bell X-1 Machbuster Chronograph runs a quartz caliber, while the Zelos Spearfish GMT runs a automatic (Sellita SW330-2).

Side by side

AVI-8 Bell X-1 Machbuster ChronographvsZelos Spearfish 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

Zelos Spearfish GMT

spearfish-gmt-frost

MSRP $999

At a glance

11 of 29 specs differ

Diameter

Bell X-1 Machbuster Chronograph—

Spearfish GMT40mm

Power Reserve

Bell X-1 Machbuster Chronograph40h

Spearfish GMT40h

Water Resistance

Bell X-1 Machbuster Chronograph50m

Spearfish GMT200m

MSRP

Bell X-1 Machbuster Chronograph$300

Spearfish GMT$999

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Mineral

Sapphire

Dial Color

Blue

Frost

Movement

2 specs

Caliber

—

Sellita SW330-2

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$300

$999

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