Which is cheaper, the Spinnaker Dumas GMT or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Spinnaker Dumas GMT is the cheaper of the two at $399, against $845 for the Wolbrook JetFlyer Automatic Chronograph — a $446 gap before any retailer discounting.

Which is bigger, the Spinnaker Dumas GMT or the Wolbrook JetFlyer Automatic Chronograph?

The Spinnaker Dumas GMT wears larger at 44mm versus 38mm for the Wolbrook JetFlyer Automatic Chronograph — a 6mm difference across the dial.

Which has better water resistance, the Spinnaker Dumas GMT or the Wolbrook JetFlyer Automatic Chronograph?

The Spinnaker Dumas GMT is rated to 300m versus 100m for the Wolbrook JetFlyer Automatic Chronograph.

Side by side

Spinnaker Dumas GMTvsWolbrook JetFlyer Automatic Chronograph

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

Spinnaker Dumas GMT

dumas-gmt-automatic-ocean-blue-sp-5119-55

MSRP $399

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

10 of 29 specs differ

Diameter

Dumas GMT44mm

JetFlyer Automatic Chronograph38mm

Power Reserve

Dumas GMT40h

JetFlyer Automatic Chronograph40h

Water Resistance

Dumas GMT300m

JetFlyer Automatic Chronograph100m

MSRP

Dumas GMT$399

JetFlyer Automatic Chronograph$845

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Blue

Black

Movement

1 specs

Caliber

Seiko NH34A

—

Pricing

1 specs

MSRP

$399

$845

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