Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsZelos Hammerhead (Tantalum LE)

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

RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

12 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Hammerhead (Tantalum LE)44mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Hammerhead (Tantalum LE)40h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Hammerhead (Tantalum LE)300m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

5 specs
Diameter
41mm
44mm
Thickness
12mm
13mm
Lug-to-Lug
47mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Tantalum LE
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Ronda 517
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$604
$1,499

Follow this matchup

Get a note when CWC RN Quartz Divers Watch Mk.2, Matte Top vs Zelos Hammerhead (Tantalum LE) gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC RN Quartz Divers Watch Mk.2, Matte Top

Owners widely praise the CWC RN Quartz Divers Watch Mk.2, Matte Top for its excellent matte case finishing, precise seconds hand alignment, and dial reminiscent of vintage military watches. The Mk.2 upgrades, including a sapphire crystal, improved lume, and a precise 120-click bezel described as perfection with no play, are consistently highlighted as significant improvements over earlier versions. One owner noted the quartz movement gained 8 seconds over several months. Overall, owners rate the CWC RN Quartz Divers Watch Mk.2, Matte Top highly for its solid construction, military significance, and terrific value.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.