Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsPhoibos Wave Master

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
Wave Master
PhoibosWave Master
MSRP $309

At a glance

9 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Wave Master42mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Wave Master40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Wave Master300m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Wave Master$309

Full specifications

Case

4 specs
Diameter
41mm
42mm
Lug-to-Lug
48mm
48.5mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Anthracite
Black
Lume
None
Super-LumiNova

Movement

1 specs
Caliber
Sellita SW200-1
SII NH35A

Pricing

1 specs
MSRP
$2,100
$309

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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.

Phoibos Wave Master

Owners widely praise the Phoibos Wave Master for its attractive wavy dial, bright lume, and comfortable engineer bracelet, with many considering it one of the best-looking watches under $300. The watch features a sapphire crystal and ceramic bezel, and owners report good quality for the price, with a subtle wave pattern on the dial appreciated for its unique style. While some minor finishing flaws like slightly crooked hour markers or an off-center outer ring have been noted, these are generally considered not visible during wear. One owner experienced a clasp breakage after four years, but Phoibos replaced it free of charge. Some owners wish the watch were larger than 40mm, and one notes the GMT hand and other details may not hold up under extreme close-ups. Overall, owners rate the Phoibos Wave Master highly for its distinctive dial and value, especially considering its build quality and features.

From video reviewers

The unidirectional ceramic bezel action is praised. The lume brightness is noted as a weakness. Reviewers disagree on the water resistance rating, with some stating 300M and others 200M.

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