CWC Ti300 Titanium 5vsMarathon TSAR (Tritium Search & Rescue) Diver's Quartz
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Ti300 Titanium 5

TSAR (Tritium Search & Rescue) Diver's Quartz
Diameter
41.5mm
46mm
Lug-to-Lug
47mm
lowest
48mm
Thickness
12.1mm
lowest
14mm
Water Resistance
300m
300m
MSRP
$999
lowest
$1,550
Movement
ETA F06.402
Swiss High-Torque Quartz
Case
4 specsCrystal & Dial
3 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The CWC Ti300 Titanium 5 Quartz Divers Watch is praised as an amazing value, particularly for its titanium construction and fixed lugs that contribute to its tool watch ethos. One owner found the 41.5mm case too small and listed a new unit for $1,200, while another source lists the watch at $1,415. On balance, owners rate the CWC Ti300 Titanium 5 Quartz Divers Watch highly for its value proposition, driven by its titanium build and tool watch design.
Marathon TSAR (Tritium Search & Rescue) Diver's Quartz owners widely praise its high quality, extreme legibility, and bright tritium tubes that glow without needing to charge. The simple, functional dial layout and ISO 6425 certification are also noted strengths. One owner reports owning a TSAR for nearly 15 years with no problems and found Marathon's service experience to be great. Some owners mention the 41mm TSAR wears small and has a field watch aesthetic, while others note the crown can dig into the wrist. The tritium tubes in the hands provide excellent brightness in the dark. On balance, owners rate the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz highly for its exceptional tritium lume and robust, legible design.
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