Side by side

CWC SBS Black Ice Quartz WatchvsMarathon TSAR (Tritium Search & Rescue) Diver's Quartz

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

SBS Black Ice Quartz Watch
CWCSBS Black Ice Quartz Watch
MSRP $666
TSAR (Tritium Search & Rescue) Diver's Quartz
MarathonTSAR (Tritium Search & Rescue) Diver's Quartz
MSRP $1,550

At a glance

8 of 29 specs differ
Diameter
SBS Black Ice Quartz Watch40mm
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
Power Reserve
SBS Black Ice Quartz Watch40h
TSAR (Tritium Search & Rescue) Diver's Quartz40h
Water Resistance
SBS Black Ice Quartz Watch300m
TSAR (Tritium Search & Rescue) Diver's Quartz300m
MSRP
SBS Black Ice Quartz Watch$666
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550

Full specifications

Case

4 specs
Diameter
40mm
46mm
Thickness
12mm
14mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
CWC SBS Black Ice Quartz Watch
Black

Movement

1 specs
Caliber
Ronda 517
Swiss High-Torque Quartz

Pricing

1 specs
MSRP
$666
$1,550

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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.

CWC SBS Black Ice Quartz Watch

Owners widely praise the CWC SBS Black Ice Quartz Watch for its legible, uncluttered dial, excellent Super-LumiNova lume, and robust build quality, noting its comfortable 12mm thickness and durable PVD coating. The bezel action is described as having zero back play, and the fixed lugs are appreciated for easy strap changes. One owner reported the lume is readable throughout the night, while another flagged a faulty mechanism requiring replacement and poor retailer customer service. The £700 price is considered high by some compared to similar quartz divers, leading to questions about its value. Overall, owners rate the CWC SBS Black Ice Quartz Watch highly for its bombproof, toolish design and practical aesthetics.

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.

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