Which is cheaper, the Marathon CeraShell Pilot's Navigator or the Phoibos Reef Master?

At MSRP the Phoibos Reef Master is the cheaper of the two at $335, against $550 for the Marathon CeraShell Pilot's Navigator — a $215 gap before any retailer discounting.

Which is bigger, the Marathon CeraShell Pilot's Navigator or the Phoibos Reef Master?

The Phoibos Reef Master 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 Phoibos Reef Master?

The Phoibos Reef Master is rated to 200m versus 60m for the Marathon CeraShell Pilot's Navigator.

What movement does the Marathon CeraShell Pilot's Navigator run compared to the Phoibos Reef Master?

The Marathon CeraShell Pilot's Navigator runs a quartz caliber (ETA F06), while the Phoibos Reef Master runs a automatic (SII NH38).

Side by side

Marathon CeraShell Pilot's NavigatorvsPhoibos Reef Master

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

Phoibos Reef Master

phoibos-reef-master-200m-automatic-diver-watch-py047a-shamrock-green

MSRP $335

At a glance

12 of 29 specs differ

Diameter

CeraShell Pilot's Navigator41mm

Reef Master42mm

Power Reserve

CeraShell Pilot's Navigator40h

Reef Master40h

Water Resistance

CeraShell Pilot's Navigator60m

Reef Master200m

MSRP

CeraShell Pilot's Navigator$550

Reef Master$335

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

Black

Green

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

ETA F06

SII NH38

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$550

$335

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