Side by side
Serica Ref. 5303 Diving ChronometervsCWC Quartz Divers Watch Mk.2 Full Matte Case
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
Quartz Divers Watch Mk.2 Full Matte Case41mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Quartz Divers Watch Mk.2 Full Matte Case40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Quartz Divers Watch Mk.2 Full Matte Case300m
MSRP
Ref. 5303 Diving Chronometer$1,768
Quartz Divers Watch Mk.2 Full Matte Case$583
Full specifications
Case
3 specsDiameter
39mm
41mm
Thickness
12.2mm
12mm
Lug-to-Lug
46.5mm
47mm
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
CWC Quartz Divers Watch Mk.2 Full Matte Case (RN300-M QS120)
Movement
4 specsCaliber
M100 COSC
Ronda 517
Type
Automatic
Quartz
Power Reserve
42h
40h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
$583
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