Side by side

Marathon CeraShell Pilot's NavigatorvsMomentum Sea Quartz 30 Eclipse - Combined Listing

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

CeraShell Pilot's Navigator
MarathonCeraShell Pilot's Navigator
MSRP $550
Sea Quartz 30 Eclipse - Combined Listing
MomentumSea Quartz 30 Eclipse - Combined Listing
MSRP $335
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon CeraShell Pilot's Navigator

Owners widely praise the Marathon Pilot's Navigator for its exceptional accuracy, with sources citing its ETA F06.412 quartz movement as keeping time within 10 seconds per year. Reviewers and owners alike highlight its classic pilot's watch design, comfortable 41mm steel case, and the constant illumination provided by tritium gas tubes. Some owners find the watch a great value, particularly at lower price points, while others express concern over the $800 price for the steel version. A few commenters noted the date window placement as undesirable, and one owner mentioned fixed spring bars limiting strap choices. On balance, owners and reviewers rate the Marathon Pilot's Navigator highly for its robust tritium lume and outstanding accuracy at its price point.

Momentum Sea Quartz 30 Eclipse - Combined Listing

Owners widely praise the Momentum Sea Quartz 30 Eclipse for its comfortable wearability, legibility, and value, noting its bright lume and sapphire crystal. The watch is seen as a faithful reissue with a fun, vintage-inspired design. Some owners report the quartz second hand does not always precisely align with the dial markers, and the bezel action is described as stiff with some backplay, though reviewers consider these minor points acceptable given the affordable price. Overall, owners and reviewers rate the Momentum Sea Quartz 30 Eclipse highly for its vintage aesthetic and excellent value.

At a glance

10 of 29 specs differ
Diameter
CeraShell Pilot's Navigator41mm
Sea Quartz 30 Eclipse - Combined Listing42mm
Power Reserve
CeraShell Pilot's Navigator40h
Sea Quartz 30 Eclipse - Combined Listing40h
Water Resistance
CeraShell Pilot's Navigator60m
Sea Quartz 30 Eclipse - Combined Listing300m
MSRP
CeraShell Pilot's Navigator$550
Sea Quartz 30 Eclipse - Combined Listing$335

Full specifications

Case

6 specs
Category
Pilot
Diameter
41mm
42mm
Thickness
11.5mm
12.6mm
Lug-to-Lug
48mm
46mm
Material
CeraShell (bio-sourced composite)
Stainless Steel
Water Resistance
60m
300m

Crystal & Dial

1 specs
Dial Color
Black

Movement

2 specs
Caliber
ETA F06
Epson VS43A
Type
Quartz
Solar

Pricing

1 specs
MSRP
$550
$335
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