Edox Delfin DatevsMarathon 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.

Delfin Date

TSAR (Tritium Search & Rescue) Diver's Quartz
Diameter
43mm
46mm
Lug-to-Lug
n/a
48mm
Thickness
10.3mm
lowest
14mm
Water Resistance
200m
300m
highest
MSRP
$875
lowest
$1,550
Movement
Caliber 53 (Ronda 515)
Swiss High-Torque Quartz
Case
6 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Edox Delfin Date for its vintage aesthetic and versatile wearability. Some reviewers note an attractive monochromatic, tactical appeal, though one owner found the dial text disruptive. The watch is 43mm and features applied hour markers with SuperLuminova X1. One owner found the watch too large and its lume weak. Overall, owners and reviewers appreciate the Edox Delfin Date for its vintage styling and solid dive 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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