Which is cheaper, the Marathon CeraShell Pilot's Navigator or the Spinnaker Bradner GMT?

At MSRP the Spinnaker Bradner GMT is the cheaper of the two at $299, against $550 for the Marathon CeraShell Pilot's Navigator — a $251 gap before any retailer discounting.

Which is bigger, the Marathon CeraShell Pilot's Navigator or the Spinnaker Bradner GMT?

The Spinnaker Bradner GMT wears larger at 42mm versus 41mm for the Marathon CeraShell Pilot's Navigator — a 1mm difference across the dial.

Which has better water resistance, the Marathon CeraShell Pilot's Navigator or the Spinnaker Bradner GMT?

The Spinnaker Bradner GMT is rated to 180m versus 60m for the Marathon CeraShell Pilot's Navigator.

What movement does the Marathon CeraShell Pilot's Navigator run compared to the Spinnaker Bradner GMT?

The Marathon CeraShell Pilot's Navigator runs a quartz caliber (ETA F06), while the Spinnaker Bradner GMT runs a automatic (Seiko NH34A).

Side by side

Marathon CeraShell Pilot's NavigatorvsSpinnaker Bradner GMT

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

Marathon CeraShell Pilot's Navigator

41mm-cerashell-quartz-navigator-nav-on-ballistic-nylon-strap

MSRP $550

Spinnaker Bradner GMT

bradner-gmt-automatic-abbott-brown-sp-5121-22

MSRP $299

At a glance

11 of 29 specs differ

Diameter

CeraShell Pilot's Navigator41mm

Bradner GMT42mm

Power Reserve

CeraShell Pilot's Navigator40h

Bradner GMT40h

Water Resistance

CeraShell Pilot's Navigator60m

Bradner GMT180m

MSRP

CeraShell Pilot's Navigator$550

Bradner GMT$299

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

Brown

Movement

2 specs

Caliber

ETA F06

Seiko NH34A

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$550

$299

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