Side by side

Marathon TSAR (Tritium Search & Rescue) Diver's QuartzvsSunrex 321

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
321
Sunrex321
MSRP $600
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.

Sunrex 321

The compact 37mm case size is a strength. The watch offers versatility with included FKM rubber and leather straps.

At a glance

9 of 29 specs differ
Diameter
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
32138.6mm
Power Reserve
TSAR (Tritium Search & Rescue) Diver's Quartz40h
32140h
Water Resistance
TSAR (Tritium Search & Rescue) Diver's Quartz300m
321100m
MSRP
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550
321$600

Full specifications

Case

5 specs
Category
Diver
Diameter
46mm
38.6mm
Lug-to-Lug
48mm
43.5mm
Material
316L Stainless Steel
Aluminum
Water Resistance
300m
100m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

2 specs
Caliber
Swiss High-Torque Quartz
Epson VS76A
Type
Quartz
Solar

Pricing

1 specs
MSRP
$1,550
$600
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