Side by side

Maen Skymaster 38 MKIIIvsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679
GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100

At a glance

10 of 29 specs differ
Diameter
Skymaster 38 MKIII38mm
GSAR (Government Search & Rescue) Diver's Automatic41mm
Power Reserve
Skymaster 38 MKIII40h
GSAR (Government Search & Rescue) Diver's Automatic40h
Water Resistance
Skymaster 38 MKIII100m
GSAR (Government Search & Rescue) Diver's Automatic300m
MSRP
Skymaster 38 MKIII$1,679
GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
38mm
41mm
Thickness
13.4mm
14mm
Lug-to-Lug
48mm
Lug Width
20mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
M6.1.1
Anthracite

Movement

1 specs
Caliber
Sellita SW510mb
Sellita SW200-1

Pricing

1 specs
MSRP
$1,679
$2,100

Follow this matchup

Get a note when Maen Skymaster 38 MKIII vs Marathon GSAR (Government Search & Rescue) Diver's Automatic gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Maen Skymaster 38 MKIII

The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which offers a premium feel with a sharp, legible dial and well-executed applied markers. Reviewers note the sweet winding action and the vintage-inspired brown sunburst dial with dauphine hands and lollipop register pointers. The watch is powered by a manual-wind Sellita SW510Mb movement with a 63-hour power reserve. Accuracy figures vary, with one reviewer reporting +7 seconds per day and another stating a tolerance of +/-15 seconds per day. On balance, owners and reviewers appreciate the Maen Skymaster 38 MKIII for its refined vintage-inspired design and compact dimensions at its price point.

From video reviewers

The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.

Marathon GSAR (Government Search & Rescue) Diver's Automatic

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised for its legibility, comfort, and exceptional tritium illumination, with reviewers highlighting its utilitarian, military-equipment feel and a 41mm case size considered ideal. Owners appreciate its grippy bezel and the 300 meters of water resistance provided by the screw-down crown, deeming it a solid value for a Swiss-made tool watch. Some owners report quality control issues, with one user needing to warranty two watches, and another notes the GSAR wears taller than other models, leading to occasional bumping. The reliable ETA 2824-A2 movement is a consistent feature. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its bright tritium lume and robust, no-nonsense tool watch design.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.