Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsZelos Aurora Field

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

GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100
Aurora Field
ZelosAurora Field
MSRP $529

At a glance

10 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Aurora Field42mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Aurora Field40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Aurora Field200m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Aurora Field$529

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
41mm
42mm
Thickness
14mm
12.2mm
Lug-to-Lug
48mm
42mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Anthracite
Bronze

Movement

1 specs
Caliber
Sellita SW200-1
Miyota 9039

Pricing

1 specs
MSRP
$2,100
$529

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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.

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.

Zelos Aurora Field

The Zelos Aurora Field is praised for its unique and gorgeous dial, with the hammered teal bronze version and its great lume, particularly on the minute track, being singled out. Owners find the rubber strap comfortable and flexible with good hardware, and the watch is highlighted as feature-packed for its price point, including 200m water resistance, Grade 2 titanium, and 30,000 A/m anti-magnetism, with the new clasp noted as the best to date. However, some owners criticize sharp bracelet edges, an odd case shape with lugs that cause it to wear high, and dial text that appears cheap and plasticky, with one commenter finding the straight lugs look a bit off. Overall, owners rate the Zelos Aurora Field highly for its value and unique dial, despite some concerns about case and bracelet finishing.

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