Side by side

Glycine Combat Sub Sport GMTvsMarathon CeraShell Pilot's Navigator

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

What people say

Owners + reviewers, side by side

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

Glycine Combat Sub Sport GMT

Owners widely praise the Glycine Combat Sub Sport GMT for its refined feel and sleek wearability, with many noting its thin profile and downward-curving lugs contribute to comfort. Reviewers and owners alike highlight its exceptional value and solid build quality. Some owners report the lume is sub-par, and one noted a slightly off-color lume pip on the chapter ring. Accuracy figures vary, with one owner achieving +1 second per day after regulation, while another found the stock beat error acceptable for the price. The power reserve can be inconsistent, and the lack of a date cyclops is a minor drawback for some. On balance, owners rate the Glycine Combat Sub Sport GMT highly for its impressive thinness and refined aesthetic at its price point.

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.

At a glance

19 of 29 specs differ
Diameter
Combat Sub Sport GMT42mm
CeraShell Pilot's Navigator41mm
Power Reserve
Combat Sub Sport GMT
CeraShell Pilot's Navigator
Water Resistance
Combat Sub Sport GMT200m
CeraShell Pilot's Navigator60m
MSRP
Combat Sub Sport GMT$1,295
CeraShell Pilot's Navigator$550

Full specifications

Case

9 specs
Category
GMT
Pilot
Diameter
42mm
41mm
Thickness
11mm
11.5mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Material
Rose Gold
CeraShell (bio-sourced composite)
Finish
Water Resistance
200m
60m
Caseback

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Dial Color
Blue
Black
Indices

Movement

5 specs
Caliber
RONDA 515.24H
ETA F06
Beat Rate
0 vph
Power Reserve
0h
Jewels
1
0
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$1,295
$550
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