Side by side

CWC T20 General Service Quartz WatchvsZelos Hammerhead V3 300m Titanium

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

T20 General Service Quartz Watch
CWCT20 General Service Quartz Watch
MSRP $249
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

13 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
Hammerhead V3 300m Titanium44mm
Power Reserve
T20 General Service Quartz Watch40h
Hammerhead V3 300m Titanium40h
Water Resistance
T20 General Service Quartz Watch50m
Hammerhead V3 300m Titanium300m
MSRP
T20 General Service Quartz Watch$249
Hammerhead V3 300m Titanium$559

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
38mm
44mm
Thickness
12mm
13mm
Lug-to-Lug
42mm
44mm
Lug Width
18.5mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
50m
300m

Crystal & Dial

3 specs
Crystal
Acrylic
Domed Sapphire
Dial Color
CWC T20 General Service Quartz Watch
Ti - Mosaic MOP
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Ronda 515
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$249
$559

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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 T20 General Service Quartz Watch

The CWC T20 General Service Quartz Watch is widely praised for its simple, clean, and classic look, with owners considering it a classy and comfortable field watch. Its 38mm tonneau case is seen by some as a cool retro piece representative of original MOD specifications, though others find this size too small for larger wrists. The watch is noted for keeping accurate time, with one owner reporting it as practical for everyday wear. It features a stainless steel case, sapphire crystal, and a Ronda 715 movement. A limitation mentioned is the fixed lugs, which restrict strap versatility. Overall, owners rate the CWC T20 General Service Quartz Watch highly for its classic military-inspired aesthetic and reliable timekeeping at an affordable price.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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