Which is cheaper, the Marathon CeraShell Pilot's Navigator or the Grand Seiko SBGX353?

At MSRP the Marathon CeraShell Pilot's Navigator is the cheaper of the two at $550, against $4,100 for the Grand Seiko SBGX353 — a $3,550 gap before any retailer discounting.

Which is bigger, the Marathon CeraShell Pilot's Navigator or the Grand Seiko SBGX353?

The Marathon CeraShell Pilot's Navigator wears larger at 41mm versus 34mm for the Grand Seiko SBGX353 — a 7mm difference across the dial.

Which has better water resistance, the Marathon CeraShell Pilot's Navigator or the Grand Seiko SBGX353?

The Marathon CeraShell Pilot's Navigator is rated to 60m versus 30m for the Grand Seiko SBGX353.

What movement does the Marathon CeraShell Pilot's Navigator run compared to the Grand Seiko SBGX353?

Both watches run quartz movements — the Marathon CeraShell Pilot's Navigator uses the ETA F06 and the Grand Seiko SBGX353 uses the 9F61.

Side by side

Marathon CeraShell Pilot's NavigatorvsGrand Seiko SBGX353

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

Grand Seiko SBGX353

sbgx353g

MSRP $4,100

At a glance

10 of 29 specs differ

Diameter

CeraShell Pilot's Navigator41mm

SBGX35334mm

Power Reserve

CeraShell Pilot's Navigator40h

SBGX35340h

Water Resistance

CeraShell Pilot's Navigator60m

SBGX35330m

MSRP

CeraShell Pilot's Navigator$550

SBGX353$4,100

Full specifications

Case

7 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

1 specs

Caliber

ETA F06

9F61

Pricing

1 specs

MSRP

$550

$4,100

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