Side by side

Glycine Combat Sub Sport GMTvsMarathon Steel Navigator SSNAV Auto

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

Combat Sub Sport GMT
GlycineCombat Sub Sport GMT
MSRP $2,995
Steel Navigator SSNAV Auto
MarathonSteel Navigator SSNAV Auto
MSRP $1,300

At a glance

18 of 29 specs differ
Diameter
Combat Sub Sport GMT42mm
Steel Navigator SSNAV Auto41mm
Power Reserve
Combat Sub Sport GMT48h
Steel Navigator SSNAV Auto40h
Water Resistance
Combat Sub Sport GMT200m
Steel Navigator SSNAV Auto60m
MSRP
Combat Sub Sport GMT$2,995
Steel Navigator SSNAV Auto$1,300

Full specifications

Case

9 specs
Category
GMT
Pilot
Diameter
42mm
41mm
Thickness
10.85mm
11.5mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
200m
60m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Black
Indices
Applied
Lume
Luminous
None

Movement

3 specs
Caliber
SW330-2
Sellita SW200-1
Power Reserve
48h
40h
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$2,995
$1,300

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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 solid build, slim wearability, and value, with many noting its comfortable fit due to curved lugs and thin case. Reviewers highlight its classic design, unique dial, and legible date window, while some owners report excellent bezel action and accuracy under +1 second per day after regulation. A minor criticism is a slightly off-color lume pip on the chapter ring, and one owner notes sub-par lume and inconsistent power reserve not always reaching 42 hours. On balance, owners and reviewers rate the Glycine Combat Sub Sport GMT highly for its comfortable wearability and value at the price point.

Marathon Steel Navigator SSNAV Auto

The Marathon Steel Navigator SSNAV Auto is praised for its high-accuracy quartz movement, with owners noting its comfort and reliable performance. Reviewers highlight its functional tool-watch appeal, featuring a sandblasted steel case, tritium tubes for constant low-light visibility, and 100-meter water resistance. One owner finds the 41mm case runs a bit small. The Marathon Steel Navigator SSNAV Auto utilizes an ETA F06.412 quartz movement with a claimed accuracy of +/- 10 seconds per year and includes a GMT bidirectional bezel. Overall, owners and reviewers rate the Marathon Steel Navigator SSNAV Auto highly for its comfortable wear and dependable, high-accuracy quartz movement.

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