Side by side

Marathon TSAR (Tritium Search & Rescue) Diver's QuartzvsSternglas Naos Edition Sport

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

TSAR (Tritium Search & Rescue) Diver's Quartz
MarathonTSAR (Tritium Search & Rescue) Diver's Quartz
MSRP $1,550
Naos Edition Sport
SternglasNaos Edition Sport
MSRP $269

At a glance

11 of 29 specs differ
Diameter
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
Naos Edition Sport38mm
Power Reserve
TSAR (Tritium Search & Rescue) Diver's Quartz40h
Naos Edition Sport
Water Resistance
TSAR (Tritium Search & Rescue) Diver's Quartz300m
Naos Edition Sport50m
MSRP
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550
Naos Edition Sport$269

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
46mm
38mm
Thickness
14mm
8mm
Lug-to-Lug
48mm
41mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

1 specs
Dial Color
Black

Movement

3 specs
Caliber
Swiss High-Torque Quartz
Ronda 715
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$1,550
$269

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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 TSAR (Tritium Search & Rescue) Diver's Quartz

Owners widely praise the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz for its ISO 6425 certification and practical, everyday wearability, with one owner noting the movement sets and ticks fine with expected quartz accuracy. The bezel and crystal are also described as great. One owner reports the 41mm TSAR wears small and has a field watch aesthetic, while another notes the TSAR Medium, listed at 12mm thick, visually appears thicker. Overall, owners rate the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz highly for its robust build and practical design.

Sternglas Naos Edition Sport

Owners widely praise the Sternglas Naos Edition Sport for its durability and refined daily wearability, easily transitioning between casual and dressier occasions. The sapphire crystal remains scratchless, and the steel case holds up well, though some users report minor bezel micro-scratching. One owner found the original tan strap showed significant wear and fraying within a year, necessitating a replacement. Opinions are split on the watch's aesthetic; some describe it as underwhelming with a printed-on face, small font, and toy-like hands, feeling cheap and looking worse in person, while others love the watch and find it looks fantastic. Some owners in the line also note that certain variants wear smaller than expected, with a desire for smaller case sizes for slender wrists. On balance, owners rate the Sternglas Naos Edition Sport highly for its durable construction and versatile design, despite some reservations about its dial finishing and strap quality.

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