Side by side

CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte TopvsLongines MASTER COLLECTION CHRONO MOONPHASE

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

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RN Quartz Divers Watch Mk.2 Day/Date, Matte Top
CWCRN Quartz Divers Watch Mk.2 Day/Date, Matte Top
MSRP $624
MASTER COLLECTION CHRONO MOONPHASE
LonginesMASTER COLLECTION CHRONO MOONPHASE
MSRP $4,150
Buy from CWC ↗
Buy used on eBay ↗
Buy from Longines ↗
Buy used on eBay ↗

At a glance

21 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm
MASTER COLLECTION CHRONO MOONPHASE40mm
Power Reserve
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h
MASTER COLLECTION CHRONO MOONPHASE—
Water Resistance
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m
MASTER COLLECTION CHRONO MOONPHASE30m
MSRP
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624
MASTER COLLECTION CHRONO MOONPHASE$4,150

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
41mm
40mm
Thickness
12mm
14.3mm
Lug-to-Lug
47mm
46.7mm
Lug Width
20mm
21mm
Finish
Brushed and polished
—
Water Resistance
300m
30m
Caseback
Solid
—

Crystal & Dial

5 specs
Crystal Shape
Flat
—
AR Coating
Yes
—
Dial Color
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)
Ivory
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
Ronda 517
L687.5
Type
Quartz
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$624
$4,150
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