Side by side

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

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
SternglasNaos
MSRP $323

At a glance

11 of 29 specs differ
Diameter
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
Naos38mm
Power Reserve
TSAR (Tritium Search & Rescue) Diver's Quartz40h
Naos
Water Resistance
TSAR (Tritium Search & Rescue) Diver's Quartz300m
Naos50m
MSRP
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550
Naos$323

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
46mm
38mm
Thickness
14mm
7.2mm
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 714
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$1,550
$323

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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

The Sternglas Naos is widely praised for its refined daily wearability and Bauhaus design, with owners noting its durable construction, scratchless sapphire crystal, and flawless date mechanism. Reviewers highlight the comfortable and supple bracelet that drapes well and a date window that matches the dial. One owner advises replacing the original tan strap due to a lack of durability. The quartz movement is noted for its accuracy, and the absence of a seconds hand is seen as a unique solution to prevent misaligned markers. Overall, owners and reviewers rate the Sternglas Naos highly for its harmonious design and comfortable wear at its price point.

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