Side by side

Citizen Promaster Dive E365vsCWC RN Quartz Divers Watch Mk.2, Matte Top

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

Promaster Dive E365
CitizenPromaster Dive E365
MSRP $544
RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604

At a glance

8 of 29 specs differ
Diameter
Promaster Dive E36546mm
RN Quartz Divers Watch Mk.2, Matte Top41mm
Power Reserve
Promaster Dive E36540h
RN Quartz Divers Watch Mk.2, Matte Top40h
Water Resistance
Promaster Dive E365300m
RN Quartz Divers Watch Mk.2, Matte Top300m
MSRP
Promaster Dive E365$544
RN Quartz Divers Watch Mk.2, Matte Top$604

Full specifications

Case

2 specs
Diameter
46mm
41mm
Lug-to-Lug
46mm
47mm

Crystal & Dial

3 specs
AR Coating
Underside
Yes
Dial Color
Red
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
E365
Ronda 517
Type
Solar
Quartz

Pricing

1 specs
MSRP
$544
$604

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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.

Citizen Promaster Dive E365

The Citizen Promaster Dive E365 is lauded for its wearable 46mm lugless case, a striking red gradient dial, and the Cal.E365 Eco-Drive movement with a 365-day power reserve. Owners report comfortable wearability despite its dimensions and weight, with accuracy noted as within one second of an atomic clock. Some find the red dial to appear more brownish than red, and opinions are split on the lume, with one owner finding it underwhelming compared to other Citizen divers while another states their 300m Citizen divers function as "nightlights." The watch's 16.3mm thickness contributes to an industrial feel, and the accordion-style rubber strap may be visually divisive. On balance, owners and reviewers rate the Citizen Promaster Dive E365 highly for its impressive power reserve and comfortable wearability in a robust dive watch package.

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.

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