Side by side
Serica Ref. 5303 Diving ChronometervsCWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm
Power Reserve
Ref. 5303 Diving Chronometer42h
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h
Water Resistance
Ref. 5303 Diving Chronometer300m
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m
MSRP
Ref. 5303 Diving Chronometer$1,768
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624
Full specifications
Case
3 specsDiameter
39mm
41mm
Thickness
12.2mm
12mm
Lug-to-Lug
46.5mm
47mm
Crystal & Dial
1 specsDial Color
Enamel Black
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)
Movement
4 specsCaliber
M100 COSC
Ronda 517
Type
Automatic
Quartz
Power Reserve
42h
40h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
$624
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